{
  "average_delay": 9.038,
  "average_delay_with_out_empty_turn": 6.04,
  "average_onscreen_delay": 3.184,
  "average_typing_delay": 5.854,
  "average_typing_duration": 10.819,
  "average_wpm": 25,
  "average_wpm_with_out_empty_turn": 43,
  "agents": [
    {
      "agent_id": 12,
      "average_delay": 9.158,
      "average_delay_with_out_empty_turn": 6.018,
      "average_onscreen_delay": 2.948,
      "average_typing_delay": 6.21,
      "average_typing_duration": 10.73,
      "average_wpm": 25,
      "average_wpm_with_out_empty_turn": 42
    },
    {
      "agent_id": 14,
      "average_delay": 9.479,
      "average_delay_with_out_empty_turn": 7.637,
      "average_onscreen_delay": 4.76,
      "average_typing_delay": 4.719,
      "average_typing_duration": 8.973,
      "average_wpm": 32,
      "average_wpm_with_out_empty_turn": 55
    },
    {
      "agent_id": 29,
      "average_delay": 8.689,
      "average_delay_with_out_empty_turn": 5.035,
      "average_onscreen_delay": 2.445,
      "average_typing_delay": 6.244,
      "average_typing_duration": 11.377,
      "average_wpm": 27,
      "average_wpm_with_out_empty_turn": 45
    },
    {
      "agent_id": 33,
      "average_delay": 8.819,
      "average_delay_with_out_empty_turn": 5.524,
      "average_onscreen_delay": 2.561,
      "average_typing_delay": 6.258,
      "average_typing_duration": 12.241,
      "average_wpm": 17,
      "average_wpm_with_out_empty_turn": 29
    }
  ],
  "messages": [
    {
      "message_id": 0,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 3,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 4,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 5,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 6,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 7,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 8,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 9,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 10,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 11,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 12,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 13,
      "agent_id": 33,
      "delay": 11.977,
      "onscreen_delay": 0,
      "typing_delay": 11.977,
      "typing_duration": 11.977,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 14,
      "agent_id": 14,
      "delay": 7.959,
      "onscreen_delay": 3.803,
      "typing_delay": 4.156,
      "typing_duration": 4.156,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 15,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 16,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 17,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 18,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 19,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 20,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 21,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 22,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.91,
      "typing_delay": 4.089,
      "typing_duration": 4.089,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 23,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 24,
      "agent_id": 12,
      "delay": 10.999,
      "onscreen_delay": 6.815,
      "typing_delay": 4.184,
      "typing_duration": 4.184,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 25,
      "agent_id": 33,
      "delay": 9.326,
      "onscreen_delay": 0,
      "typing_delay": 9.326,
      "typing_duration": 9.326,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 26,
      "agent_id": 14,
      "delay": 5.324,
      "onscreen_delay": 0.484,
      "typing_delay": 4.84,
      "typing_duration": 4.84,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 27,
      "agent_id": 29,
      "delay": 2.282,
      "onscreen_delay": 0,
      "typing_delay": 2.282,
      "typing_duration": 13.066,
      "wpm": 51,
      "message": "ขออนุญาตทดสอบเสียงนะครับ ฝั่งนั้นได้ยินเสียง"
    },
    {
      "message_id": 28,
      "agent_id": 12,
      "delay": 9.063,
      "onscreen_delay": 8.066,
      "typing_delay": 0.997,
      "typing_duration": 4.575,
      "wpm": 43,
      "message": "ล่ามไหมครับผม "
    },
    {
      "message_id": 29,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 30,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 6.784,
      "typing_delay": 4.216,
      "typing_duration": 4.216,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 31,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 32,
      "agent_id": 12,
      "delay": 11.347,
      "onscreen_delay": 0,
      "typing_delay": 11.347,
      "typing_duration": 11.347,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 33,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 34,
      "agent_id": 14,
      "delay": 13.843,
      "onscreen_delay": 0,
      "typing_delay": 13.843,
      "typing_duration": 13.843,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 35,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 36,
      "agent_id": 12,
      "delay": 11.071,
      "onscreen_delay": 0,
      "typing_delay": 11.071,
      "typing_duration": 11.071,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 37,
      "agent_id": 33,
      "delay": 7.066,
      "onscreen_delay": 3.583,
      "typing_delay": 3.483,
      "typing_duration": 12.393,
      "wpm": 33,
      "message": "(ล่าม) สวัสดีคะ ได้ยินไหมคะ "
    },
    {
      "message_id": 38,
      "agent_id": 14,
      "delay": 8.391,
      "onscreen_delay": 7.811,
      "typing_delay": 0.58,
      "typing_duration": 6.834,
      "wpm": 42,
      "message": "ล่ามได้ยินนะคะ โอเค "
    },
    {
      "message_id": 39,
      "agent_id": 29,
      "delay": 4.39,
      "onscreen_delay": 0.978,
      "typing_delay": 3.412,
      "typing_duration": 7.709,
      "wpm": 68,
      "message": "(ล่าม)  ได้ยินครับ ล่ามได้ยินครับผม "
    },
    {
      "message_id": 40,
      "agent_id": 12,
      "delay": 7.186,
      "onscreen_delay": 0,
      "typing_delay": 7.186,
      "typing_duration": 7.186,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 41,
      "agent_id": 33,
      "delay": 5.786,
      "onscreen_delay": 0,
      "typing_delay": 5.786,
      "typing_duration": 5.786,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 42,
      "agent_id": 14,
      "delay": 4.043,
      "onscreen_delay": 0,
      "typing_delay": 4.043,
      "typing_duration": 4.043,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 43,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 44,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 45,
      "agent_id": 33,
      "delay": 10.991,
      "onscreen_delay": 5.739,
      "typing_delay": 5.252,
      "typing_duration": 5.252,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 46,
      "agent_id": 14,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 47,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 48,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 49,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 50,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 0.197,
      "typing_delay": 10.802,
      "typing_duration": 10.802,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 51,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 52,
      "agent_id": 12,
      "delay": 10.997,
      "onscreen_delay": 6.226,
      "typing_delay": 4.771,
      "typing_duration": 4.771,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 53,
      "agent_id": 33,
      "delay": 6.995,
      "onscreen_delay": 0.347,
      "typing_delay": 6.648,
      "typing_duration": 6.648,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 54,
      "agent_id": 14,
      "delay": 6.243,
      "onscreen_delay": 0,
      "typing_delay": 6.243,
      "typing_duration": 6.243,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 55,
      "agent_id": 29,
      "delay": 5.309,
      "onscreen_delay": 0,
      "typing_delay": 5.309,
      "typing_duration": 6.116,
      "wpm": 10,
      "message": "โอเค"
    },
    {
      "message_id": 56,
      "agent_id": 12,
      "delay": 2.113,
      "onscreen_delay": 1.585,
      "typing_delay": 0.528,
      "typing_duration": 7.868,
      "wpm": 84,
      "message": "นะคะ เดี๋ยววันนี้นะคะ เราจะมาพูดถึงเรื่องของ"
    },
    {
      "message_id": 57,
      "agent_id": 33,
      "delay": 3.866,
      "onscreen_delay": 2.979,
      "typing_delay": 0.887,
      "typing_duration": 13.782,
      "wpm": 36,
      "message": "การวัดประสิทธิภาพจของ  อัลกอริทึม"
    },
    {
      "message_id": 58,
      "agent_id": 14,
      "delay": 9.779,
      "onscreen_delay": 9.779,
      "typing_delay": 0,
      "typing_duration": 10.584,
      "wpm": 69,
      "message": "ทวนนิดหนึ่งนะคะ สัปดาห์ที่แล้วเราพูดถึงอัลกอริทึม"
    },
    {
      "message_id": 59,
      "agent_id": 29,
      "delay": 6.582,
      "onscreen_delay": 5.174,
      "typing_delay": 1.408,
      "typing_duration": 10.601,
      "wpm": 52,
      "message": "ใช่ไหมคะ อัลกอริทึมคืออะไร อัลกอริทึม "
    },
    {
      "message_id": 60,
      "agent_id": 12,
      "delay": 6.6,
      "onscreen_delay": 5.832,
      "typing_delay": 0.768,
      "typing_duration": 9.594,
      "wpm": 69,
      "message": "ก็คือกระบวนการของการแก้ไขปัญหาใช่ไหมคะ เรามี"
    },
    {
      "message_id": 61,
      "agent_id": 33,
      "delay": 5.593,
      "onscreen_delay": 4.395,
      "typing_delay": 1.198,
      "typing_duration": 14.835,
      "wpm": 38,
      "message": "โจทย์ใช่ไหมคะ เราีโจทย์ แล้วเราต้องการ"
    },
    {
      "message_id": 62,
      "agent_id": 14,
      "delay": 10.829,
      "onscreen_delay": 10.815,
      "typing_delay": 0.014,
      "typing_duration": 8.27,
      "wpm": 69,
      "message": "เราต้องการอะไร ก็คือ Output เราคืออะไร "
    },
    {
      "message_id": 63,
      "agent_id": 29,
      "delay": 6.829,
      "onscreen_delay": 6.757,
      "typing_delay": 0.072,
      "typing_duration": 11.028,
      "wpm": 58,
      "message": "เราต้องหากระบวนการ หรือขั้นตอนการแก้ไขปัญหา"
    },
    {
      "message_id": 64,
      "agent_id": 12,
      "delay": 7.026,
      "onscreen_delay": 6.174,
      "typing_delay": 0.852,
      "typing_duration": 9.344,
      "wpm": 71,
      "message": "นะคะ ไอ้กระบวนการหรือขั้นตอนนั้นล่ะ เรียกว่า "
    },
    {
      "message_id": 65,
      "agent_id": 33,
      "delay": 5.343,
      "onscreen_delay": 4.634,
      "typing_delay": 0.709,
      "typing_duration": 7.318,
      "wpm": 20,
      "message": "อัลกอริทึม"
    },
    {
      "message_id": 66,
      "agent_id": 14,
      "delay": 4.195,
      "onscreen_delay": 0,
      "typing_delay": 4.195,
      "typing_duration": 4.195,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 67,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 68,
      "agent_id": 12,
      "delay": 11,
      "onscreen_delay": 9.593,
      "typing_delay": 1.407,
      "typing_duration": 14.447,
      "wpm": 44,
      "message": "คราวนี้นะคะ คราวที่แล้วเราพูดถึงอัลกอริทึม"
    },
    {
      "message_id": 69,
      "agent_id": 33,
      "delay": 10.442,
      "onscreen_delay": 9.799,
      "typing_delay": 0.643,
      "typing_duration": 14.848,
      "wpm": 38,
      "message": "ของการต้มไข่ ใช่ไหมคะ มีต้มไข่ มีมาม่า"
    },
    {
      "message_id": 70,
      "agent_id": 14,
      "delay": 10.847,
      "onscreen_delay": 10.639,
      "typing_delay": 0.208,
      "typing_duration": 5.539,
      "wpm": 65,
      "message": "ทำมาม่านะ ทุกคนจะเห็นว่า"
    },
    {
      "message_id": 71,
      "agent_id": 29,
      "delay": 6.844,
      "onscreen_delay": 6.317,
      "typing_delay": 0.527,
      "typing_duration": 10.766,
      "wpm": 63,
      "message": "แต่ละคนนี่ มีกระบวนการการต้มมาม่าไม่เหมือนกัน "
    },
    {
      "message_id": 72,
      "agent_id": 12,
      "delay": 6.761,
      "onscreen_delay": 3.414,
      "typing_delay": 3.347,
      "typing_duration": 6.461,
      "wpm": 30,
      "message": "แต่สิ่งที่ได้"
    },
    {
      "message_id": 73,
      "agent_id": 33,
      "delay": 2.759,
      "onscreen_delay": 1.687,
      "typing_delay": 1.072,
      "typing_duration": 13.59,
      "wpm": 22,
      "message": "เราได้มาม่าเหมือนกัน "
    },
    {
      "message_id": 74,
      "agent_id": 14,
      "delay": 9.588,
      "onscreen_delay": 9.588,
      "typing_delay": 0,
      "typing_duration": 6.251,
      "wpm": 67,
      "message": "พร้อมรับประทานนะคะ จะเห็นว่า"
    },
    {
      "message_id": 75,
      "agent_id": 29,
      "delay": 5.586,
      "onscreen_delay": 3.985,
      "typing_delay": 1.601,
      "typing_duration": 11.193,
      "wpm": 47,
      "message": "โจทย์ 1 โจทย์ เราสามารถมีวิธีการแก้"
    },
    {
      "message_id": 76,
      "agent_id": 12,
      "delay": 7.19,
      "onscreen_delay": 6.848,
      "typing_delay": 0.342,
      "typing_duration": 7.389,
      "wpm": 63,
      "message": "ปัญหาที่แตกต่างกันได้หลายรูปแบบ "
    },
    {
      "message_id": 77,
      "agent_id": 33,
      "delay": 3.387,
      "onscreen_delay": 0.846,
      "typing_delay": 2.541,
      "typing_duration": 14.828,
      "wpm": 36,
      "message": "นอกจากตัว  อัลกอริทึมที่เราพูดไปแฃ้ว"
    },
    {
      "message_id": 78,
      "agent_id": 14,
      "delay": 10.823,
      "onscreen_delay": 10.823,
      "typing_delay": 0,
      "typing_duration": 7.979,
      "wpm": 85,
      "message": "ที่เราพูดไปแล้วนะคะ เราแสดงอัลกอริทึมในรูปแบบ"
    },
    {
      "message_id": 79,
      "agent_id": 29,
      "delay": 6.821,
      "onscreen_delay": 6.688,
      "typing_delay": 0.133,
      "typing_duration": 9.173,
      "wpm": 44,
      "message": "ที่เป็นขั้นตอน 1, 2, 3 นะคะ "
    },
    {
      "message_id": 80,
      "agent_id": 12,
      "delay": 5.171,
      "onscreen_delay": 4.639,
      "typing_delay": 0.532,
      "typing_duration": 11.938,
      "wpm": 59,
      "message": "นอกจากนั้นแล้ว เรายังเขียนในลักษณะของ Flowchart "
    },
    {
      "message_id": 81,
      "agent_id": 33,
      "delay": 7.937,
      "onscreen_delay": 7.047,
      "typing_delay": 0.89,
      "typing_duration": 9.025,
      "wpm": 22,
      "message": "หรือว่าผังงาน"
    },
    {
      "message_id": 82,
      "agent_id": 14,
      "delay": 5.024,
      "onscreen_delay": 0.866,
      "typing_delay": 4.158,
      "typing_duration": 4.158,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 83,
      "agent_id": 29,
      "delay": 1.779,
      "onscreen_delay": 0,
      "typing_delay": 1.779,
      "typing_duration": 13.555,
      "wpm": 31,
      "message": "ค่ะ โอเค โดยผังงานตัวนั้นนี่ "
    },
    {
      "message_id": 84,
      "agent_id": 12,
      "delay": 9.554,
      "onscreen_delay": 8.669,
      "typing_delay": 0.885,
      "typing_duration": 13.135,
      "wpm": 55,
      "message": "เราเริ่มต้นถูกไหมคะ เรามีสัญลักษณ์ของการเริ่มต้น "
    },
    {
      "message_id": 85,
      "agent_id": 33,
      "delay": 9.133,
      "onscreen_delay": 8.476,
      "typing_delay": 0.657,
      "typing_duration": 14.292,
      "wpm": 33,
      "message": "แล้วก็มีีสัญลักษณ์ของการสิ้นสุด"
    },
    {
      "message_id": 86,
      "agent_id": 14,
      "delay": 10.291,
      "onscreen_delay": 10.29,
      "typing_delay": 0.001,
      "typing_duration": 11.911,
      "wpm": 58,
      "message": "สิ่งที่อยู่ข้างในก็คือ Process นะคะ ที่แทนด้วย"
    },
    {
      "message_id": 87,
      "agent_id": 29,
      "delay": 7.909,
      "onscreen_delay": 7.724,
      "typing_delay": 0.185,
      "typing_duration": 11.345,
      "wpm": 65,
      "message": "สี่เหลี่ยมนะคะ สี่เหลี่ยมผืนผ้า จะแทนด้วย Process "
    },
    {
      "message_id": 88,
      "agent_id": 12,
      "delay": 7.344,
      "onscreen_delay": 6.635,
      "typing_delay": 0.709,
      "typing_duration": 9.291,
      "wpm": 58,
      "message": "นะ กระบวนการไหนที่เราต้องการตัดสินใจ"
    },
    {
      "message_id": 89,
      "agent_id": 33,
      "delay": 5.29,
      "onscreen_delay": 4.316,
      "typing_delay": 0.974,
      "typing_duration": 15.001,
      "wpm": 31,
      "message": "เราจะใช้สี่เหลี่ยมข้าวหลามตัดนะ"
    },
    {
      "message_id": 90,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 10.687,
      "typing_delay": 0.313,
      "typing_duration": 8.257,
      "wpm": 85,
      "message": "แล้วในการตัดสินใจของเรานี่ ก็คือตัดสินใจว่าจริง"
    },
    {
      "message_id": 91,
      "agent_id": 29,
      "delay": 6.999,
      "onscreen_delay": 6.792,
      "typing_delay": 0.207,
      "typing_duration": 5.365,
      "wpm": 78,
      "message": "หรือไม่จริง ถ้าจริงให้ทำอะไร "
    },
    {
      "message_id": 92,
      "agent_id": 12,
      "delay": 2.997,
      "onscreen_delay": 2.416,
      "typing_delay": 0.581,
      "typing_duration": 4.816,
      "wpm": 62,
      "message": "ไม่จริงให้ทำอะไรนะคะ "
    },
    {
      "message_id": 93,
      "agent_id": 33,
      "delay": 2.643,
      "onscreen_delay": 0,
      "typing_delay": 2.643,
      "typing_duration": 15,
      "wpm": 25,
      "message": "แล้วก็คราวที่แล้ว เราพูดถ"
    },
    {
      "message_id": 94,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.963,
      "typing_delay": 0.036,
      "typing_duration": 7.788,
      "wpm": 81,
      "message": "นะคะ เราพูดถึงเรื่องของการเดินนะ เดินของนก"
    },
    {
      "message_id": 95,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 6.782,
      "typing_delay": 0.215,
      "typing_duration": 9.503,
      "wpm": 57,
      "message": "ที่ไปกินหมู อันนี้ทุกคนสามารถเดินได้ "
    },
    {
      "message_id": 96,
      "agent_id": 12,
      "delay": 5.502,
      "onscreen_delay": 3.35,
      "typing_delay": 2.152,
      "typing_duration": 6.215,
      "wpm": 31,
      "message": "โดยการเดินไหน"
    },
    {
      "message_id": 97,
      "agent_id": 33,
      "delay": 2.213,
      "onscreen_delay": 1.426,
      "typing_delay": 0.787,
      "typing_duration": 15,
      "wpm": 44,
      "message": "ที่เราเดินซ้ำ ๆ ถูกไหมคะ อะไรที่เราเดินซ้ำ ำ"
    },
    {
      "message_id": 98,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.996,
      "typing_delay": 0.003,
      "typing_duration": 7.959,
      "wpm": 96,
      "message": "เดินซ้ำ ๆ ทำเหมือนกันเลย เราไม่จำเป็นทำเขียนขั้นตอน"
    },
    {
      "message_id": 99,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 6.912,
      "typing_delay": 0.086,
      "typing_duration": 9.553,
      "wpm": 49,
      "message": "เหล่านั้นซ้ำ ๆ เราจะใช้การวนลูป"
    },
    {
      "message_id": 100,
      "agent_id": 12,
      "delay": 5.552,
      "onscreen_delay": 5.112,
      "typing_delay": 0.44,
      "typing_duration": 5.16,
      "wpm": 70,
      "message": "หรือว่าทำซ้ำถ้าจำได้นะคะ "
    },
    {
      "message_id": 101,
      "agent_id": 33,
      "delay": 1.551,
      "onscreen_delay": 0.87,
      "typing_delay": 0.681,
      "typing_duration": 14.161,
      "wpm": 37,
      "message": "เราจะเขียนการวนซ้ำนะคะ แล้วข้างในก็"
    },
    {
      "message_id": 102,
      "agent_id": 14,
      "delay": 10.159,
      "onscreen_delay": 10.159,
      "typing_delay": 0,
      "typing_duration": 8.233,
      "wpm": 100,
      "message": "ก็ใช้สัญลักษณ์หรือคำสั่งที่เราเขียนหลาย ๆ บรรทัดนั่นล่ะ "
    },
    {
      "message_id": 103,
      "agent_id": 29,
      "delay": 6.151,
      "onscreen_delay": 5.906,
      "typing_delay": 0.245,
      "typing_duration": 11.569,
      "wpm": 62,
      "message": "เหลือแค่ 1 คำสั่งนะคะ เสร็จแล้วเราก็ระบุว่าเราทำ"
    },
    {
      "message_id": 104,
      "agent_id": 12,
      "delay": 7.568,
      "onscreen_delay": 7.168,
      "typing_delay": 0.4,
      "typing_duration": 9.416,
      "wpm": 64,
      "message": "คำสั่งนั้นกี่ครั้งนะ อันนี้ก็คือการวนลูป"
    },
    {
      "message_id": 105,
      "agent_id": 33,
      "delay": 5.415,
      "onscreen_delay": 4.805,
      "typing_delay": 0.61,
      "typing_duration": 6.125,
      "wpm": 47,
      "message": "หรือว่าการทำซ้ำนะคะ"
    },
    {
      "message_id": 106,
      "agent_id": 14,
      "delay": 2.124,
      "onscreen_delay": 1.136,
      "typing_delay": 0.988,
      "typing_duration": 7.214,
      "wpm": 64,
      "message": "คราวนี้จากอัลกอริทึมที่เราเขียน"
    },
    {
      "message_id": 107,
      "agent_id": 29,
      "delay": 3.212,
      "onscreen_delay": 3.05,
      "typing_delay": 0.162,
      "typing_duration": 7.625,
      "wpm": 49,
      "message": "ไป แล้วเราจะรู้ได้อย่างไร "
    },
    {
      "message_id": 108,
      "agent_id": 12,
      "delay": 3.624,
      "onscreen_delay": 2.999,
      "typing_delay": 0.625,
      "typing_duration": 9.504,
      "wpm": 65,
      "message": "อัลกอริทึมที่เราเขียนนี่ มันมีประสิทธิภาพ "
    },
    {
      "message_id": 109,
      "agent_id": 33,
      "delay": 5.503,
      "onscreen_delay": 4.13,
      "typing_delay": 1.373,
      "typing_duration": 12.135,
      "wpm": 48,
      "message": "มันดีหรือเปล่า มันทำงานได้เร็วหรือเปล่า"
    },
    {
      "message_id": 110,
      "agent_id": 14,
      "delay": 8.131,
      "onscreen_delay": 8.085,
      "typing_delay": 0.046,
      "typing_duration": 6.262,
      "wpm": 62,
      "message": "นะคะ เราต้องมีวิธีการวัดนะ "
    },
    {
      "message_id": 111,
      "agent_id": 29,
      "delay": 4.13,
      "onscreen_delay": 3.272,
      "typing_delay": 0.858,
      "typing_duration": 11.723,
      "wpm": 56,
      "message": "เราต้องมีวิธีการวัดนะคะ เราวัดจากอะไรได้บ้าง "
    },
    {
      "message_id": 112,
      "agent_id": 12,
      "delay": 7.722,
      "onscreen_delay": 6.658,
      "typing_delay": 1.064,
      "typing_duration": 8.34,
      "wpm": 58,
      "message": "1. วัดจากเวลาที่ใช้ในการประมวลผล "
    },
    {
      "message_id": 113,
      "agent_id": 33,
      "delay": 4.338,
      "onscreen_delay": 2.51,
      "typing_delay": 1.828,
      "typing_duration": 14.07,
      "wpm": 39,
      "message": "โปรแกรมที่เราเขียนขึ้นใช้โปรแกรมในการ"
    },
    {
      "message_id": 114,
      "agent_id": 14,
      "delay": 10.06,
      "onscreen_delay": 10.047,
      "typing_delay": 0.013,
      "typing_duration": 6.585,
      "wpm": 52,
      "message": "ประมวลผลเป็นอย่างไร ใช้"
    },
    {
      "message_id": 115,
      "agent_id": 29,
      "delay": 6.056,
      "onscreen_delay": 6.021,
      "typing_delay": 0.035,
      "typing_duration": 5.848,
      "wpm": 100,
      "message": "หน่วยความจำในคอมพิวเตอร์เป็นอย่างไรนะคะ "
    },
    {
      "message_id": 116,
      "agent_id": 12,
      "delay": 2.055,
      "onscreen_delay": 1.07,
      "typing_delay": 0.985,
      "typing_duration": 7.817,
      "wpm": 75,
      "message": "เหมือนกับเทียบกับการเรียนในชั้นเรียนนี่ "
    },
    {
      "message_id": 117,
      "agent_id": 33,
      "delay": 3.816,
      "onscreen_delay": 2.782,
      "typing_delay": 1.034,
      "typing_duration": 12.567,
      "wpm": 47,
      "message": "พอเรียนเสร็จเราก็ต้องมีการวัดผลใช่ไหมคะ"
    },
    {
      "message_id": 118,
      "agent_id": 14,
      "delay": 8.565,
      "onscreen_delay": 8.565,
      "typing_delay": 0,
      "typing_duration": 5.439,
      "wpm": 63,
      "message": "ทุกคนรับข้อมูลเหมือนกัน "
    },
    {
      "message_id": 119,
      "agent_id": 29,
      "delay": 4.564,
      "onscreen_delay": 4.376,
      "typing_delay": 0.188,
      "typing_duration": 5.418,
      "wpm": 75,
      "message": "ครูสอนเหมือนกันทุกคนเลย แต่"
    },
    {
      "message_id": 120,
      "agent_id": 12,
      "delay": 1.416,
      "onscreen_delay": 0.686,
      "typing_delay": 0.73,
      "typing_duration": 9.919,
      "wpm": 59,
      "message": "การวัดผลทุกคนก็อาจจะแตกต่างกันเห็นไหมคะ "
    },
    {
      "message_id": 121,
      "agent_id": 33,
      "delay": 5.918,
      "onscreen_delay": 5.358,
      "typing_delay": 0.56,
      "typing_duration": 14.567,
      "wpm": 33,
      "message": "บางคนได้ A ได้ B ได้ C  ใช่ไหมคะ"
    },
    {
      "message_id": 122,
      "agent_id": 14,
      "delay": 10.564,
      "onscreen_delay": 10.036,
      "typing_delay": 0.528,
      "typing_duration": 7.379,
      "wpm": 71,
      "message": "อัลกอริทึมก็มีวิธีการวัดประสิทธิภาพ "
    },
    {
      "message_id": 123,
      "agent_id": 29,
      "delay": 6.563,
      "onscreen_delay": 6.553,
      "typing_delay": 0.01,
      "typing_duration": 11.19,
      "wpm": 68,
      "message": "เราจะได้รู้ว่าสิ่งที่เราเขียนมีประสิทธิภาพมากแค่ไหน "
    },
    {
      "message_id": 124,
      "agent_id": 12,
      "delay": 7.184,
      "onscreen_delay": 5.234,
      "typing_delay": 1.95,
      "typing_duration": 10.138,
      "wpm": 50,
      "message": "มันขึ้นกับว่าหน่วยเวลา หน่วยความจำ"
    },
    {
      "message_id": 125,
      "agent_id": 33,
      "delay": 6.137,
      "onscreen_delay": 5.492,
      "typing_delay": 0.645,
      "typing_duration": 15,
      "wpm": 38,
      "message": "นะคะ ในคลอสนี้ครูจะใช้การวิเคราะห์เวลา"
    },
    {
      "message_id": 126,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.999,
      "typing_delay": 0,
      "typing_duration": 10.463,
      "wpm": 92,
      "message": "การวิเคราะห์เวลาที่ใช้ประมวลผลนะ เราจะเรียนเกี่ยวกับการวิเคราะห์"
    },
    {
      "message_id": 127,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 6.767,
      "typing_delay": 0.231,
      "typing_duration": 9.549,
      "wpm": 69,
      "message": "เวลา การวิเคราะห์เวลาที่ใช้ในการประมวลผลนะคะ "
    },
    {
      "message_id": 128,
      "agent_id": 12,
      "delay": 5.548,
      "onscreen_delay": 3.552,
      "typing_delay": 1.996,
      "typing_duration": 5.34,
      "wpm": 20,
      "message": "คราวนี้ "
    },
    {
      "message_id": 129,
      "agent_id": 33,
      "delay": 1.854,
      "onscreen_delay": 0,
      "typing_delay": 1.854,
      "typing_duration": 15.001,
      "wpm": 27,
      "message": "เวลาที่ใช้ในการประมวลผลจะเป"
    },
    {
      "message_id": 130,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 10.983,
      "typing_delay": 0.015,
      "typing_duration": 5.992,
      "wpm": 73,
      "message": "จะเป็นการประมาณเวลา โดยการใช้"
    },
    {
      "message_id": 131,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 6.476,
      "typing_delay": 0.521,
      "typing_duration": 8.469,
      "wpm": 43,
      "message": "ตัววัดที่มีชื่อว่า Big-O "
    },
    {
      "message_id": 132,
      "agent_id": 12,
      "delay": 4.468,
      "onscreen_delay": 3.727,
      "typing_delay": 0.741,
      "typing_duration": 13.577,
      "wpm": 28,
      "message": "Big-O เขียนอย่างนี้นะ Big "
    },
    {
      "message_id": 133,
      "agent_id": 33,
      "delay": 9.575,
      "onscreen_delay": 8.703,
      "typing_delay": 0.872,
      "typing_duration": 10.999,
      "wpm": 27,
      "message": "แล้วก็ขีดแล้วก็ตัว O "
    },
    {
      "message_id": 134,
      "agent_id": 14,
      "delay": 6.996,
      "onscreen_delay": 6.996,
      "typing_delay": 0,
      "typing_duration": 7.928,
      "wpm": 76,
      "message": "จริง ๆ มันมีตัววัดประสิทธิภาพหลายตัวนะคะ "
    },
    {
      "message_id": 135,
      "agent_id": 29,
      "delay": 3.922,
      "onscreen_delay": 3.669,
      "typing_delay": 0.253,
      "typing_duration": 8.13,
      "wpm": 68,
      "message": "มี Big-O , Big-Omega , Big-Teta  นะคะ "
    },
    {
      "message_id": 136,
      "agent_id": 12,
      "delay": 4.126,
      "onscreen_delay": 3.484,
      "typing_delay": 0.642,
      "typing_duration": 11.849,
      "wpm": 52,
      "message": "แต่ที่เราจะใช้กันวันนี้ในคอร์สก็คือ Big-O"
    },
    {
      "message_id": 137,
      "agent_id": 33,
      "delay": 7.847,
      "onscreen_delay": 6.496,
      "typing_delay": 1.351,
      "typing_duration": 13.745,
      "wpm": 17,
      "message": "ทุกคนจะหา Big- O"
    },
    {
      "message_id": 138,
      "agent_id": 14,
      "delay": 9.744,
      "onscreen_delay": 9.55,
      "typing_delay": 0.194,
      "typing_duration": 5.46,
      "wpm": 74,
      "message": "จากอัลกอริทึม 1 ตัว จะดูว่า"
    },
    {
      "message_id": 139,
      "agent_id": 29,
      "delay": 5.743,
      "onscreen_delay": 5.642,
      "typing_delay": 0.101,
      "typing_duration": 9.369,
      "wpm": 45,
      "message": "เราจะใช้เวลาในการประมวลผลคิด"
    },
    {
      "message_id": 140,
      "agent_id": 12,
      "delay": 5.367,
      "onscreen_delay": 4.959,
      "typing_delay": 0.408,
      "typing_duration": 5.985,
      "wpm": 60,
      "message": "เป็นเท่าไรนะคะ เขาบอกว่า "
    },
    {
      "message_id": 141,
      "agent_id": 33,
      "delay": 1.977,
      "onscreen_delay": 0.982,
      "typing_delay": 0.995,
      "typing_duration": 15.001,
      "wpm": 28,
      "message": "Big- O ก็คือหน่วยวัดการทำงาน"
    },
    {
      "message_id": 142,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 11,
      "typing_delay": 0,
      "typing_duration": 6.094,
      "wpm": 91,
      "message": "ความเร็วของการทำงานของโปรแกรม ด้วยที่"
    },
    {
      "message_id": 143,
      "agent_id": 29,
      "delay": 6.985,
      "onscreen_delay": 6.568,
      "typing_delay": 0.417,
      "typing_duration": 6.969,
      "wpm": 60,
      "message": "เราวัดจากจำนวนรอบของการทำงาน"
    },
    {
      "message_id": 144,
      "agent_id": 12,
      "delay": 2.98,
      "onscreen_delay": 1.897,
      "typing_delay": 1.083,
      "typing_duration": 6.274,
      "wpm": 22,
      "message": "กับข้อมูล "
    },
    {
      "message_id": 145,
      "agent_id": 33,
      "delay": 2.273,
      "onscreen_delay": 1.583,
      "typing_delay": 0.69,
      "typing_duration": 11.701,
      "wpm": 47,
      "message": "นับจำนวนรอบของการทำงานหมายความว่าอะไร"
    },
    {
      "message_id": 146,
      "agent_id": 14,
      "delay": 7.698,
      "onscreen_delay": 7.698,
      "typing_delay": 0,
      "typing_duration": 6.855,
      "wpm": 77,
      "message": "เราเขียนโปรแกรมใช่ไหมคะ แต่ละบรรทัด "
    },
    {
      "message_id": 147,
      "agent_id": 29,
      "delay": 3.696,
      "onscreen_delay": 2.866,
      "typing_delay": 0.83,
      "typing_duration": 12.947,
      "wpm": 45,
      "message": "เราเขียนโปรแกรมแต่ละบรรทัดเป็นลำดับลงมา "
    },
    {
      "message_id": 148,
      "agent_id": 12,
      "delay": 8.946,
      "onscreen_delay": 8.136,
      "typing_delay": 0.81,
      "typing_duration": 7.003,
      "wpm": 60,
      "message": "เวลาเรากดปุ่ม Run ปุ๊บ มันจะ"
    },
    {
      "message_id": 149,
      "agent_id": 33,
      "delay": 4.943,
      "onscreen_delay": 4.33,
      "typing_delay": 0.613,
      "typing_duration": 15.001,
      "wpm": 45,
      "message": "ค่อย ๆ ทำงานทีละบรรทัดใช่ไหมคะ มันจะทำงานทีละ"
    },
    {
      "message_id": 150,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.999,
      "typing_delay": 0,
      "typing_duration": 7.88,
      "wpm": 74,
      "message": "มันจะทำงานทีละบรรทัด ไล่ลงมาจากบนลงล่าง"
    },
    {
      "message_id": 151,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 5.15,
      "typing_delay": 1.847,
      "typing_duration": 9.783,
      "wpm": 64,
      "message": "นะคะ ถ้าเราเขียนโค้ดเรียงลำดับลงมาเรื่อย ๆ "
    },
    {
      "message_id": 152,
      "agent_id": 12,
      "delay": 5.782,
      "onscreen_delay": 5.067,
      "typing_delay": 0.715,
      "typing_duration": 11.593,
      "wpm": 32,
      "message": "นะคะ จะทำงานเพียง 1 ครั้ง "
    },
    {
      "message_id": 153,
      "agent_id": 33,
      "delay": 7.592,
      "onscreen_delay": 6.697,
      "typing_delay": 0.895,
      "typing_duration": 15.001,
      "wpm": 38,
      "message": "ทำบรรทัดที่ 1 เสร็จ ทำบรรทัดที่ 2 บรรท"
    },
    {
      "message_id": 154,
      "agent_id": 14,
      "delay": 10.994,
      "onscreen_delay": 10.994,
      "typing_delay": 0,
      "typing_duration": 11.235,
      "wpm": 76,
      "message": "บรรทัดที่ 4 ไล่ลงมาเรื่อย ๆ นะ ไม่ได้วนกลับขึ้นไปข้างบนนะ "
    },
    {
      "message_id": 155,
      "agent_id": 29,
      "delay": 7.234,
      "onscreen_delay": 5.231,
      "typing_delay": 2.003,
      "typing_duration": 8.191,
      "wpm": 42,
      "message": "แต่เมื่อไหร่ก็ตามที่เรา"
    },
    {
      "message_id": 156,
      "agent_id": 12,
      "delay": 4.19,
      "onscreen_delay": 3.739,
      "typing_delay": 0.451,
      "typing_duration": 9.428,
      "wpm": 38,
      "message": "ใช้ลูปหรือว่าการทำงานแบบ"
    },
    {
      "message_id": 157,
      "agent_id": 33,
      "delay": 5.427,
      "onscreen_delay": 3.834,
      "typing_delay": 1.593,
      "typing_duration": 11.23,
      "wpm": 40,
      "message": "วนซ้ำที่เราเคยพูดไปแล้ว ตัวนี้"
    },
    {
      "message_id": 158,
      "agent_id": 14,
      "delay": 7.228,
      "onscreen_delay": 5.526,
      "typing_delay": 1.702,
      "typing_duration": 7.208,
      "wpm": 69,
      "message": "อย่างเช่น ตรงนี้นะคะ เป็นการทำงาน"
    },
    {
      "message_id": 159,
      "agent_id": 29,
      "delay": 3.227,
      "onscreen_delay": 3.136,
      "typing_delay": 0.091,
      "typing_duration": 7.476,
      "wpm": 32,
      "message": "แบบวนซ้ำ แสดงว่า"
    },
    {
      "message_id": 160,
      "agent_id": 12,
      "delay": 3.475,
      "onscreen_delay": 2.474,
      "typing_delay": 1.001,
      "typing_duration": 6.277,
      "wpm": 50,
      "message": "เราทำงานมากกว่า 1 รอบ "
    },
    {
      "message_id": 161,
      "agent_id": 33,
      "delay": 2.277,
      "onscreen_delay": 1.707,
      "typing_delay": 0.57,
      "typing_duration": 15.001,
      "wpm": 35,
      "message": "ใช่ไหมคะ เมื่อไหร่ก็ตามทีมีการใช้ L"
    },
    {
      "message_id": 162,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.999,
      "typing_delay": 0,
      "typing_duration": 7.899,
      "wpm": 80,
      "message": "ใช้ Loop หรือว่าวนซ้ำ แสดงว่าคำสั่งนั้นนี่"
    },
    {
      "message_id": 163,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 6.94,
      "typing_delay": 0.058,
      "typing_duration": 6.19,
      "wpm": 82,
      "message": "อาจจะมีการทำงานมากกว่า 1 ครั้ง เรา"
    },
    {
      "message_id": 164,
      "agent_id": 12,
      "delay": 2.996,
      "onscreen_delay": 2.484,
      "typing_delay": 0.512,
      "typing_duration": 8.241,
      "wpm": 58,
      "message": "จะต้องรู้ว่าแล้วมันทำงานกี่ครั้ง "
    },
    {
      "message_id": 165,
      "agent_id": 33,
      "delay": 4.24,
      "onscreen_delay": 2.606,
      "typing_delay": 1.634,
      "typing_duration": 14.044,
      "wpm": 27,
      "message": "แล้วมันทำวงานกี่ครั้ง ถ้า"
    },
    {
      "message_id": 166,
      "agent_id": 14,
      "delay": 10.043,
      "onscreen_delay": 10.043,
      "typing_delay": 0,
      "typing_duration": 8.757,
      "wpm": 91,
      "message": "ไม่มีการวนลูปมันจะทำงาน 1 ครั้งนะคะ แต่เมื่อไหร่ก็ตาม"
    },
    {
      "message_id": 167,
      "agent_id": 29,
      "delay": 6.041,
      "onscreen_delay": 5.076,
      "typing_delay": 0.965,
      "typing_duration": 10.295,
      "wpm": 60,
      "message": "ที่มีการทำซ้ำหรือวนลูป เราจะทำงานตามจำนวน"
    },
    {
      "message_id": 168,
      "agent_id": 12,
      "delay": 6.292,
      "onscreen_delay": 5.238,
      "typing_delay": 1.054,
      "typing_duration": 9.04,
      "wpm": 73,
      "message": "รอบที่เรากำหนดว่าเรากำหนดให้มันทำงานกี่ครั้ง"
    },
    {
      "message_id": 169,
      "agent_id": 33,
      "delay": 5.038,
      "onscreen_delay": 4.517,
      "typing_delay": 0.521,
      "typing_duration": 14.796,
      "wpm": 24,
      "message": "นะคะ แล้วเราถึงจะเอามาหา"
    },
    {
      "message_id": 170,
      "agent_id": 14,
      "delay": 10.794,
      "onscreen_delay": 10.794,
      "typing_delay": 0,
      "typing_duration": 4.667,
      "wpm": 93,
      "message": "ความเร็วของการทำงานของโปรแกรม "
    },
    {
      "message_id": 171,
      "agent_id": 29,
      "delay": 6.793,
      "onscreen_delay": 3.857,
      "typing_delay": 2.936,
      "typing_duration": 10.448,
      "wpm": 37,
      "message": "คราวนี้ สัญลักษณ์ของ Big-O  "
    },
    {
      "message_id": 172,
      "agent_id": 12,
      "delay": 6.447,
      "onscreen_delay": 6.058,
      "typing_delay": 0.389,
      "typing_duration": 10.325,
      "wpm": 48,
      "message": "ก็คือตัว O ใหญ่นะคะ เราจะใช้ตัว O "
    },
    {
      "message_id": 173,
      "agent_id": 33,
      "delay": 6.324,
      "onscreen_delay": 5.798,
      "typing_delay": 0.526,
      "typing_duration": 14.437,
      "wpm": 29,
      "message": "เป็นสัญลักษณ์ในการหาความเร็ว"
    },
    {
      "message_id": 174,
      "agent_id": 14,
      "delay": 10.431,
      "onscreen_delay": 10.431,
      "typing_delay": 0,
      "typing_duration": 5.827,
      "wpm": 41,
      "message": "ของการทำงาน แล้ว"
    },
    {
      "message_id": 175,
      "agent_id": 29,
      "delay": 6.426,
      "onscreen_delay": 6.162,
      "typing_delay": 0.264,
      "typing_duration": 7.787,
      "wpm": 77,
      "message": "เริ่มต้นนะคะ อย่างที่ครูบอกว่า Big-O คือ "
    },
    {
      "message_id": 176,
      "agent_id": 12,
      "delay": 3.784,
      "onscreen_delay": 3.112,
      "typing_delay": 0.672,
      "typing_duration": 9.318,
      "wpm": 63,
      "message": "การวัดความเร็วของการทำงานโดยวัดจากจำนวน"
    },
    {
      "message_id": 177,
      "agent_id": 33,
      "delay": 5.314,
      "onscreen_delay": 4.36,
      "typing_delay": 0.954,
      "typing_duration": 15.003,
      "wpm": 32,
      "message": "รอบ เพราะฉะนั้น เรามาดูว่าเรานับ"
    },
    {
      "message_id": 178,
      "agent_id": 14,
      "delay": 11.002,
      "onscreen_delay": 10.983,
      "typing_delay": 0.019,
      "typing_duration": 10.822,
      "wpm": 79,
      "message": "แล้วเรานับจำนวนครั้งของการทำงานหรือจำนวนรอบของการทำงานนี่"
    },
    {
      "message_id": 179,
      "agent_id": 29,
      "delay": 7.001,
      "onscreen_delay": 5.744,
      "typing_delay": 1.257,
      "typing_duration": 10.365,
      "wpm": 25,
      "message": "นับอย่างไร มีอยู่ "
    },
    {
      "message_id": 180,
      "agent_id": 12,
      "delay": 6.357,
      "onscreen_delay": 5.571,
      "typing_delay": 0.786,
      "typing_duration": 10.78,
      "wpm": 13,
      "message": "2 แบบนะคะ "
    },
    {
      "message_id": 181,
      "agent_id": 33,
      "delay": 6.778,
      "onscreen_delay": 6.003,
      "typing_delay": 0.775,
      "typing_duration": 15,
      "wpm": 43,
      "message": "แบบค่าคงที่ แบบที่ครูบอกทำตามลำดับลงมาเรื่อ"
    },
    {
      "message_id": 182,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.837,
      "typing_delay": 0.162,
      "typing_duration": 6.657,
      "wpm": 70,
      "message": "หรือทำงานแบบลูปลำดับ ก็คือวนซ้ำ "
    },
    {
      "message_id": 183,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 5.16,
      "typing_delay": 1.838,
      "typing_duration": 8.173,
      "wpm": 31,
      "message": "เราใช้ลูปอะไรบ้าง"
    },
    {
      "message_id": 184,
      "agent_id": 12,
      "delay": 4.171,
      "onscreen_delay": 3.284,
      "typing_delay": 0.887,
      "typing_duration": 9.544,
      "wpm": 60,
      "message": "ในการเขียนโปรแกรม ในการวนซ้ำ เราใช้ลูป"
    },
    {
      "message_id": 185,
      "agent_id": 33,
      "delay": 5.543,
      "onscreen_delay": 4.526,
      "typing_delay": 1.017,
      "typing_duration": 15.002,
      "wpm": 35,
      "message": "อะไรบ้างเอ่ย ตอนเราเขียนไพทอล เรใช้"
    },
    {
      "message_id": 186,
      "agent_id": 14,
      "delay": 10.991,
      "onscreen_delay": 10.541,
      "typing_delay": 0.45,
      "typing_duration": 7.994,
      "wpm": 54,
      "message": "จำได้ไหม จำได้ไหมคะ Loop อะไร "
    },
    {
      "message_id": 187,
      "agent_id": 29,
      "delay": 6.989,
      "onscreen_delay": 4.108,
      "typing_delay": 2.881,
      "typing_duration": 9.701,
      "wpm": 36,
      "message": "ในการวนลูปในภาษา Python "
    },
    {
      "message_id": 188,
      "agent_id": 12,
      "delay": 5.697,
      "onscreen_delay": 5.093,
      "typing_delay": 0.604,
      "typing_duration": 7.313,
      "wpm": 49,
      "message": "น่ะค่ะ เราใช้ลูปอะไรบ้าง "
    },
    {
      "message_id": 189,
      "agent_id": 33,
      "delay": 4.962,
      "onscreen_delay": 0,
      "typing_delay": 4.962,
      "typing_duration": 11.408,
      "wpm": 22,
      "message": "เราใช้ลูปอะไรบ้าง"
    },
    {
      "message_id": 190,
      "agent_id": 14,
      "delay": 7.404,
      "onscreen_delay": 3.598,
      "typing_delay": 3.806,
      "typing_duration": 7.161,
      "wpm": 6,
      "message": "ใช่ "
    },
    {
      "message_id": 191,
      "agent_id": 29,
      "delay": 3.401,
      "onscreen_delay": 2.114,
      "typing_delay": 1.287,
      "typing_duration": 13.548,
      "wpm": 50,
      "message": "เราใช้อะไรคะ ใน Python ที่เราเขียน ก็คือ Loop "
    },
    {
      "message_id": 192,
      "agent_id": 12,
      "delay": 9.542,
      "onscreen_delay": 5.764,
      "typing_delay": 3.778,
      "typing_duration": 6.08,
      "wpm": 7,
      "message": "For "
    },
    {
      "message_id": 193,
      "agent_id": 33,
      "delay": 5.54,
      "onscreen_delay": 4.342,
      "typing_delay": 1.198,
      "typing_duration": 13.642,
      "wpm": 7,
      "message": "ใช่ มี "
    },
    {
      "message_id": 194,
      "agent_id": 14,
      "delay": 9.64,
      "onscreen_delay": 8.558,
      "typing_delay": 1.082,
      "typing_duration": 4.533,
      "wpm": 26,
      "message": "ใช่ไหมคะ "
    },
    {
      "message_id": 195,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 196,
      "agent_id": 12,
      "delay": 10.999,
      "onscreen_delay": 8.234,
      "typing_delay": 2.765,
      "typing_duration": 11.999,
      "wpm": 39,
      "message": "มี while นะคะ อย่างที่เพื่อนบอก"
    },
    {
      "message_id": 197,
      "agent_id": 33,
      "delay": 7.997,
      "onscreen_delay": 6.914,
      "typing_delay": 1.083,
      "typing_duration": 14.211,
      "wpm": 23,
      "message": "นะคะอีกตัวหนึ่งคืออะไร "
    },
    {
      "message_id": 198,
      "agent_id": 14,
      "delay": 10.208,
      "onscreen_delay": 9.158,
      "typing_delay": 1.05,
      "typing_duration": 7.786,
      "wpm": 62,
      "message": "For นะคะ เราจะคุ้นเคยนะ การทำงาน"
    },
    {
      "message_id": 199,
      "agent_id": 29,
      "delay": 6.206,
      "onscreen_delay": 5.591,
      "typing_delay": 0.615,
      "typing_duration": 12.608,
      "wpm": 32,
      "message": "แบบวนซ้ำ จะมี for กับ While "
    },
    {
      "message_id": 200,
      "agent_id": 12,
      "delay": 8.606,
      "onscreen_delay": 7.237,
      "typing_delay": 1.369,
      "typing_duration": 9.034,
      "wpm": 50,
      "message": "for กับ while ต่างกันอย่างไรคะ "
    },
    {
      "message_id": 201,
      "agent_id": 33,
      "delay": 5.033,
      "onscreen_delay": 3.656,
      "typing_delay": 1.377,
      "typing_duration": 15,
      "wpm": 28,
      "message": "ทราบไหม เมื่อไหร่เราจะใช้ Fo"
    },
    {
      "message_id": 202,
      "agent_id": 14,
      "delay": 10.996,
      "onscreen_delay": 10.996,
      "typing_delay": 0,
      "typing_duration": 5.936,
      "wpm": 58,
      "message": "เมื่อไหร่เราจะใช้ while "
    },
    {
      "message_id": 203,
      "agent_id": 29,
      "delay": 6.994,
      "onscreen_delay": 5.11,
      "typing_delay": 1.884,
      "typing_duration": 4.214,
      "wpm": 7,
      "message": "1. "
    },
    {
      "message_id": 204,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 205,
      "agent_id": 33,
      "delay": 11.001,
      "onscreen_delay": 5.054,
      "typing_delay": 5.947,
      "typing_duration": 5.947,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 206,
      "agent_id": 14,
      "delay": 6.998,
      "onscreen_delay": 2.885,
      "typing_delay": 4.113,
      "typing_duration": 4.113,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 207,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 208,
      "agent_id": 12,
      "delay": 10.999,
      "onscreen_delay": 3.894,
      "typing_delay": 7.105,
      "typing_duration": 7.105,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 209,
      "agent_id": 33,
      "delay": 6.998,
      "onscreen_delay": 5.517,
      "typing_delay": 1.481,
      "typing_duration": 12.678,
      "wpm": 27,
      "message": "อันนี้เราสันนิฐานได้เลย"
    },
    {
      "message_id": 210,
      "agent_id": 14,
      "delay": 8.674,
      "onscreen_delay": 8.674,
      "typing_delay": 0,
      "typing_duration": 9.318,
      "wpm": 98,
      "message": "อาจจะทำงาน 1 ครั้งหรือมากกว่า 1 ครั้งนะคะ ขึ้นอยู่กับเงื่อนไข "
    },
    {
      "message_id": 211,
      "agent_id": 29,
      "delay": 5.316,
      "onscreen_delay": 4.275,
      "typing_delay": 1.041,
      "typing_duration": 11.451,
      "wpm": 29,
      "message": "แสดงว่าเราต้องการวนซ้ำ "
    },
    {
      "message_id": 212,
      "agent_id": 12,
      "delay": 7.448,
      "onscreen_delay": 6.993,
      "typing_delay": 0.455,
      "typing_duration": 8.358,
      "wpm": 61,
      "message": "เราสามารถใช้ for หรือใช้ while ได้ "
    },
    {
      "message_id": 213,
      "agent_id": 33,
      "delay": 4.357,
      "onscreen_delay": 2.557,
      "typing_delay": 1.8,
      "typing_duration": 15.001,
      "wpm": 35,
      "message": "เมื่อไหร่ที่เราทราบจำนวนรอบของการวน"
    },
    {
      "message_id": 214,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.999,
      "typing_delay": 0,
      "typing_duration": 7.813,
      "wpm": 81,
      "message": "ของการวนซ้ำเราจะใช้ for นะคะ เพื่อความง่าย "
    },
    {
      "message_id": 215,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 5.982,
      "typing_delay": 1.016,
      "typing_duration": 12.44,
      "wpm": 51,
      "message": "เมื่อไหร่ก็ตามที่เรารู้จำนวนรอบของการวนซ้ำ "
    },
    {
      "message_id": 216,
      "agent_id": 12,
      "delay": 8.439,
      "onscreen_delay": 7.699,
      "typing_delay": 0.74,
      "typing_duration": 10.853,
      "wpm": 47,
      "message": "เราจะใช้ for เช่น เขาบอกว่าให้วิ่ง"
    },
    {
      "message_id": 217,
      "agent_id": 33,
      "delay": 6.85,
      "onscreen_delay": 5.886,
      "typing_delay": 0.964,
      "typing_duration": 15.001,
      "wpm": 41,
      "message": "รอบสนามฟุตบอล 10 รอบ แสดงว่าต้องวิ่ง 10 ร"
    },
    {
      "message_id": 218,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 10.588,
      "typing_delay": 0.412,
      "typing_duration": 6.495,
      "wpm": 69,
      "message": "วิ่ง 11 รอบได้ไหม ไม่นับถูกไหม "
    },
    {
      "message_id": 219,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 5.793,
      "typing_delay": 1.204,
      "typing_duration": 12.862,
      "wpm": 51,
      "message": "ครูบอกว่า 10 รอบ ก็ต้อง 10 รอบ ก็ต้องใช้ for "
    },
    {
      "message_id": 220,
      "agent_id": 12,
      "delay": 8.861,
      "onscreen_delay": 8.416,
      "typing_delay": 0.445,
      "typing_duration": 7.28,
      "wpm": 49,
      "message": "ใช่ไหมคะ แต่ถ้าครูบอกว่า"
    },
    {
      "message_id": 221,
      "agent_id": 33,
      "delay": 4.86,
      "onscreen_delay": 3.942,
      "typing_delay": 0.918,
      "typing_duration": 14.282,
      "wpm": 27,
      "message": "วิ่งจนกระทั่งเพื่อนใน A มา "
    },
    {
      "message_id": 222,
      "agent_id": 14,
      "delay": 10.277,
      "onscreen_delay": 10.277,
      "typing_delay": 0,
      "typing_duration": 6.269,
      "wpm": 67,
      "message": "นาย A มา รู้ไหมกี่รอบ ไม่รู้ "
    },
    {
      "message_id": 223,
      "agent_id": 29,
      "delay": 6.276,
      "onscreen_delay": 6.126,
      "typing_delay": 0.15,
      "typing_duration": 8.014,
      "wpm": 52,
      "message": "เพราะว่าไม่รู้นาย a มาตอนไหน "
    },
    {
      "message_id": 224,
      "agent_id": 12,
      "delay": 4.011,
      "onscreen_delay": 3.58,
      "typing_delay": 0.431,
      "typing_duration": 10.134,
      "wpm": 41,
      "message": "เราถึงจะหยุดนะคะ เพราะฉะนั้น "
    },
    {
      "message_id": 225,
      "agent_id": 33,
      "delay": 6.121,
      "onscreen_delay": 3.235,
      "typing_delay": 2.886,
      "typing_duration": 15.002,
      "wpm": 32,
      "message": "While เราไม่รู้จำนวนรอบที่แน่นอน"
    },
    {
      "message_id": 226,
      "agent_id": 14,
      "delay": 10.996,
      "onscreen_delay": 10.242,
      "typing_delay": 0.754,
      "typing_duration": 8.366,
      "wpm": 79,
      "message": "ถูกไหม แต่ for นี่ให้เราคิดว่าเรารู้จำนวนรอบ"
    },
    {
      "message_id": 227,
      "agent_id": 29,
      "delay": 6.995,
      "onscreen_delay": 6.576,
      "typing_delay": 0.419,
      "typing_duration": 6.017,
      "wpm": 45,
      "message": "ที่แน่นอนนะคะ เช่น "
    },
    {
      "message_id": 228,
      "agent_id": 12,
      "delay": 2.993,
      "onscreen_delay": 0.408,
      "typing_delay": 2.585,
      "typing_duration": 5.994,
      "wpm": 35,
      "message": "แม่ให้เงินมานะ "
    },
    {
      "message_id": 229,
      "agent_id": 33,
      "delay": 1.992,
      "onscreen_delay": 1.319,
      "typing_delay": 0.673,
      "typing_duration": 6.63,
      "wpm": 36,
      "message": "มาโรงเรียนบอกว่า "
    },
    {
      "message_id": 230,
      "agent_id": 14,
      "delay": 2.627,
      "onscreen_delay": 0.888,
      "typing_delay": 1.739,
      "typing_duration": 8.918,
      "wpm": 54,
      "message": "ไม่ใช่มาโรงเรียน แม่ให้ไปซื้อของ"
    },
    {
      "message_id": 231,
      "agent_id": 29,
      "delay": 4.914,
      "onscreen_delay": 4.421,
      "typing_delay": 0.493,
      "typing_duration": 6.91,
      "wpm": 56,
      "message": "นะคะ ไปซื้อหมูปิ้ง ให้เงิน "
    },
    {
      "message_id": 232,
      "agent_id": 12,
      "delay": 2.909,
      "onscreen_delay": 2.269,
      "typing_delay": 0.64,
      "typing_duration": 9.02,
      "wpm": 35,
      "message": "100 บาท ไปซื้อหมูปิ้ง "
    },
    {
      "message_id": 233,
      "agent_id": 33,
      "delay": 5.018,
      "onscreen_delay": 4.331,
      "typing_delay": 0.687,
      "typing_duration": 10.606,
      "wpm": 37,
      "message": "เรารู้ไหมต้องซื้อได้กี่ไม้"
    },
    {
      "message_id": 234,
      "agent_id": 14,
      "delay": 6.603,
      "onscreen_delay": 3.384,
      "typing_delay": 3.219,
      "typing_duration": 7.307,
      "wpm": 35,
      "message": "ไม่รู้เหมือนกันนะ "
    },
    {
      "message_id": 235,
      "agent_id": 29,
      "delay": 3.306,
      "onscreen_delay": 2.4,
      "typing_delay": 0.906,
      "typing_duration": 10.046,
      "wpm": 36,
      "message": "เราก็ใช้ While ก็ได้นะคะ "
    },
    {
      "message_id": 236,
      "agent_id": 12,
      "delay": 6.041,
      "onscreen_delay": 5.636,
      "typing_delay": 0.405,
      "typing_duration": 11.802,
      "wpm": 34,
      "message": "เงินเป็นศูนย์เมื่อไรถึงหยุด "
    },
    {
      "message_id": 237,
      "agent_id": 33,
      "delay": 7.8,
      "onscreen_delay": 5.93,
      "typing_delay": 1.87,
      "typing_duration": 14.727,
      "wpm": 35,
      "message": "เหมือนซื้อหวยถูกไหม ซื้อไปเรื่อย ๆ "
    },
    {
      "message_id": 238,
      "agent_id": 14,
      "delay": 10.724,
      "onscreen_delay": 10.724,
      "typing_delay": 0,
      "typing_duration": 10.568,
      "wpm": 77,
      "message": "ไม่รู้จนกว่าจะถูกอย่างนี้ ไม่รู้จำนวนรอบต้องซื้อกี่งวด"
    },
    {
      "message_id": 239,
      "agent_id": 29,
      "delay": 6.723,
      "onscreen_delay": 5.644,
      "typing_delay": 1.079,
      "typing_duration": 12.58,
      "wpm": 27,
      "message": "ใช่ไหมคะ คราวนี้ เราแยก "
    },
    {
      "message_id": 240,
      "agent_id": 12,
      "delay": 8.579,
      "onscreen_delay": 7.389,
      "typing_delay": 1.19,
      "typing_duration": 14.689,
      "wpm": 38,
      "message": "Loop while กับ Loop for พอได้ คราวนี้ "
    },
    {
      "message_id": 241,
      "agent_id": 33,
      "delay": 10.687,
      "onscreen_delay": 9.238,
      "typing_delay": 1.449,
      "typing_duration": 13.092,
      "wpm": 21,
      "message": "การนับตัวดำเนินการ"
    },
    {
      "message_id": 242,
      "agent_id": 14,
      "delay": 9.091,
      "onscreen_delay": 9.091,
      "typing_delay": 0,
      "typing_duration": 8.211,
      "wpm": 71,
      "message": "ก็คือ 1, 2, 3, 4 นะ นับก็คือนับจำนวนรอบ"
    },
    {
      "message_id": 243,
      "agent_id": 29,
      "delay": 5.088,
      "onscreen_delay": 4.604,
      "typing_delay": 0.484,
      "typing_duration": 9.006,
      "wpm": 37,
      "message": "นะคะ ในการทำงาร ในกรณี"
    },
    {
      "message_id": 244,
      "agent_id": 12,
      "delay": 5.005,
      "onscreen_delay": 4.717,
      "typing_delay": 0.288,
      "typing_duration": 10.134,
      "wpm": 33,
      "message": "ที่ไม่มี loop การวนซ้ำ"
    },
    {
      "message_id": 245,
      "agent_id": 33,
      "delay": 6.132,
      "onscreen_delay": 5.394,
      "typing_delay": 0.738,
      "typing_duration": 15,
      "wpm": 27,
      "message": "นะคะ เรียงลำดับลงมาเรื่ิย ๆ "
    },
    {
      "message_id": 246,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 10.753,
      "typing_delay": 0.245,
      "typing_duration": 5.995,
      "wpm": 63,
      "message": "นะคะ เช่น ครูมีคำสั่งอยู่ "
    },
    {
      "message_id": 247,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 6.766,
      "typing_delay": 0.231,
      "typing_duration": 8.374,
      "wpm": 68,
      "message": "2 บรรทัด คำสั่งอยู่ 2 บรรทัด ไม่ใช่การ"
    },
    {
      "message_id": 248,
      "agent_id": 12,
      "delay": 4.361,
      "onscreen_delay": 4.097,
      "typing_delay": 0.264,
      "typing_duration": 13.986,
      "wpm": 55,
      "message": "วนลูปใช่ไหม เพราะไม่มีคำว่า for กับไม่มีคำว่า while "
    },
    {
      "message_id": 249,
      "agent_id": 33,
      "delay": 9.983,
      "onscreen_delay": 6.666,
      "typing_delay": 3.317,
      "typing_duration": 6.166,
      "wpm": 22,
      "message": "คำสั่งแรก "
    },
    {
      "message_id": 250,
      "agent_id": 14,
      "delay": 5.98,
      "onscreen_delay": 2.3,
      "typing_delay": 3.68,
      "typing_duration": 7.515,
      "wpm": 18,
      "message": "count = 0 "
    },
    {
      "message_id": 251,
      "agent_id": 29,
      "delay": 3.514,
      "onscreen_delay": 3.244,
      "typing_delay": 0.27,
      "typing_duration": 7.092,
      "wpm": 30,
      "message": "คืออะไร เราให้"
    },
    {
      "message_id": 252,
      "agent_id": 12,
      "delay": 3.09,
      "onscreen_delay": 2.4,
      "typing_delay": 0.69,
      "typing_duration": 14.662,
      "wpm": 29,
      "message": "ค่ากับตัวแปรที่ชื่อว่า count "
    },
    {
      "message_id": 253,
      "agent_id": 33,
      "delay": 10.66,
      "onscreen_delay": 9.398,
      "typing_delay": 1.262,
      "typing_duration": 10.002,
      "wpm": 7,
      "message": "Count "
    },
    {
      "message_id": 254,
      "agent_id": 14,
      "delay": 6.66,
      "onscreen_delay": 6.66,
      "typing_delay": 0,
      "typing_duration": 9.417,
      "wpm": 83,
      "message": "เมื่อเรา Run คำสั่งนี้ปุ๊บ เมื่อคำสั่งนี้ถูกประมวลผล "
    },
    {
      "message_id": 255,
      "agent_id": 29,
      "delay": 5.414,
      "onscreen_delay": 3.696,
      "typing_delay": 1.718,
      "typing_duration": 11.013,
      "wpm": 38,
      "message": "Count จะมีค่าเป็น 0 ใช่ไหมคะ "
    },
    {
      "message_id": 256,
      "agent_id": 12,
      "delay": 7.011,
      "onscreen_delay": 6.063,
      "typing_delay": 0.948,
      "typing_duration": 11.849,
      "wpm": 54,
      "message": "อ่านบรรทัดที่ 1 นี่ เมื่อผ่านบรรทัดที่ 1 ไป "
    },
    {
      "message_id": 257,
      "agent_id": 33,
      "delay": 7.848,
      "onscreen_delay": 4.859,
      "typing_delay": 2.989,
      "typing_duration": 13.868,
      "wpm": 26,
      "message": "Count จะมีค่าเป็น 0 นะคะ "
    },
    {
      "message_id": 258,
      "agent_id": 14,
      "delay": 9.867,
      "onscreen_delay": 9.538,
      "typing_delay": 0.329,
      "typing_duration": 6.556,
      "wpm": 78,
      "message": "Count จะมีค่าเป็น 0 เสร็จแล้วทำงาน"
    },
    {
      "message_id": 259,
      "agent_id": 29,
      "delay": 5.865,
      "onscreen_delay": 5.348,
      "typing_delay": 0.517,
      "typing_duration": 12.583,
      "wpm": 52,
      "message": "บรรทัดที่ 2 บรรทัดที่ 2 คือ การคำรวณใช่ไหมคะ "
    },
    {
      "message_id": 260,
      "agent_id": 12,
      "delay": 8.582,
      "onscreen_delay": 7.799,
      "typing_delay": 0.783,
      "typing_duration": 9.961,
      "wpm": 66,
      "message": "คำนวณ คำนวณเสร็จแล้วก็เก็บในตัวแปรที่ชื่อว่า "
    },
    {
      "message_id": 261,
      "agent_id": 33,
      "delay": 5.959,
      "onscreen_delay": 4.111,
      "typing_delay": 1.848,
      "typing_duration": 5.891,
      "wpm": 13,
      "message": "Tatal "
    },
    {
      "message_id": 262,
      "agent_id": 14,
      "delay": 1.957,
      "onscreen_delay": 0.304,
      "typing_delay": 1.653,
      "typing_duration": 10.412,
      "wpm": 35,
      "message": "เวลาเรากด Run ถูกไหมคะ เ"
    },
    {
      "message_id": 263,
      "agent_id": 29,
      "delay": 6.408,
      "onscreen_delay": 5.049,
      "typing_delay": 1.359,
      "typing_duration": 13.792,
      "wpm": 53,
      "message": "เราเขียนโปรแกรม Python นะ แล้วเรากด Run นี่ บรทัด"
    },
    {
      "message_id": 264,
      "agent_id": 12,
      "delay": 9.791,
      "onscreen_delay": 9.555,
      "typing_delay": 0.236,
      "typing_duration": 13.136,
      "wpm": 47,
      "message": "ที่ 1 เสร็จ กรณีที่ไม่มี Error นะ กรณีที่"
    },
    {
      "message_id": 265,
      "agent_id": 33,
      "delay": 9.134,
      "onscreen_delay": 8.118,
      "typing_delay": 1.016,
      "typing_duration": 13.079,
      "wpm": 42,
      "message": "บรรทัดที่ 1 เสร็จ แล้วก็มาบรรทัดที่ 2"
    },
    {
      "message_id": 266,
      "agent_id": 14,
      "delay": 9.077,
      "onscreen_delay": 8.443,
      "typing_delay": 0.634,
      "typing_duration": 5.946,
      "wpm": 88,
      "message": "มันหมดแล้วไม่มีอะไร มันก็จบการทำงาน"
    },
    {
      "message_id": 267,
      "agent_id": 29,
      "delay": 5.076,
      "onscreen_delay": 4.579,
      "typing_delay": 0.497,
      "typing_duration": 6.423,
      "wpm": 86,
      "message": "ใช่ไหมคะ เพราะฉะนั้น ครูเลยถามว่า ไอ้"
    },
    {
      "message_id": 268,
      "agent_id": 12,
      "delay": 2.42,
      "onscreen_delay": 1.808,
      "typing_delay": 0.612,
      "typing_duration": 9.493,
      "wpm": 58,
      "message": "คำสั่งของบรรทัดที่ 1 มันทำงานกี่ครั้ง "
    },
    {
      "message_id": 269,
      "agent_id": 33,
      "delay": 5.492,
      "onscreen_delay": 3.674,
      "typing_delay": 1.818,
      "typing_duration": 10.323,
      "wpm": 32,
      "message": "คิดว่ามันทำงานกี่ครั้ง"
    },
    {
      "message_id": 270,
      "agent_id": 14,
      "delay": 6.322,
      "onscreen_delay": 2.96,
      "typing_delay": 3.362,
      "typing_duration": 7.492,
      "wpm": 18,
      "message": "ครูกดปุ่ม "
    },
    {
      "message_id": 271,
      "agent_id": 29,
      "delay": 3.491,
      "onscreen_delay": 2.077,
      "typing_delay": 1.414,
      "typing_duration": 13.242,
      "wpm": 40,
      "message": "Run ปุ๊บ มันมาอ่านบรรทัดที่ 1 ใส่ใน"
    },
    {
      "message_id": 272,
      "agent_id": 12,
      "delay": 9.241,
      "onscreen_delay": 8.539,
      "typing_delay": 0.702,
      "typing_duration": 11.044,
      "wpm": 53,
      "message": "ตัวแปร Count เสร็จแล้วก็มาทำบรรทัดที่ 2 "
    },
    {
      "message_id": 273,
      "agent_id": 33,
      "delay": 7.043,
      "onscreen_delay": 6.3,
      "typing_delay": 0.743,
      "typing_duration": 13.893,
      "wpm": 18,
      "message": "คำนวณเสร็จ เก็บใน "
    },
    {
      "message_id": 274,
      "agent_id": 14,
      "delay": 9.892,
      "onscreen_delay": 9.772,
      "typing_delay": 0.12,
      "typing_duration": 8.072,
      "wpm": 89,
      "message": "เพราะฉะนั้น บรรทัดที่ 1 นี่ทำงานกี่ครั้ง 1 ครั้ง"
    },
    {
      "message_id": 275,
      "agent_id": 29,
      "delay": 5.891,
      "onscreen_delay": 4.69,
      "typing_delay": 1.201,
      "typing_duration": 11.253,
      "wpm": 52,
      "message": "ใช่ไหมคะ ทำงานแค่ 1 ครั้ง ต่อการ Run นะ "
    },
    {
      "message_id": 276,
      "agent_id": 12,
      "delay": 7.249,
      "onscreen_delay": 6.625,
      "typing_delay": 0.624,
      "typing_duration": 9.449,
      "wpm": 57,
      "message": "ต่อการ Run บรรทัดที่ 2 ทำงานกี่ครั้ง "
    },
    {
      "message_id": 277,
      "agent_id": 33,
      "delay": 5.446,
      "onscreen_delay": 0.498,
      "typing_delay": 4.948,
      "typing_duration": 12.163,
      "wpm": 17,
      "message": "กด run ครั้ง 1"
    },
    {
      "message_id": 278,
      "agent_id": 14,
      "delay": 8.162,
      "onscreen_delay": 8.115,
      "typing_delay": 0.047,
      "typing_duration": 10.462,
      "wpm": 72,
      "message": "กด Run Run ครั้งหนึ่งถูกไหมคะ บรรทัดที่ 1 ก็ต้องทำ "
    },
    {
      "message_id": 279,
      "agent_id": 29,
      "delay": 6.461,
      "onscreen_delay": 6.208,
      "typing_delay": 0.253,
      "typing_duration": 8.812,
      "wpm": 78,
      "message": "บรรทัดที่ 2 ก็ต้องทำ 1 ครั้งเหมือนกัน แล้วก็จบ"
    },
    {
      "message_id": 280,
      "agent_id": 12,
      "delay": 4.811,
      "onscreen_delay": 4.102,
      "typing_delay": 0.709,
      "typing_duration": 8.068,
      "wpm": 37,
      "message": "ใช่ไหมคะ เพราะฉะนั้น "
    },
    {
      "message_id": 281,
      "agent_id": 33,
      "delay": 4.067,
      "onscreen_delay": 2.859,
      "typing_delay": 1.208,
      "typing_duration": 14.544,
      "wpm": 39,
      "message": "เมื่อไหร่ก็ตาม โปรแกรมของเราไม่มีการวน "
    },
    {
      "message_id": 282,
      "agent_id": 14,
      "delay": 10.543,
      "onscreen_delay": 10.534,
      "typing_delay": 0.009,
      "typing_duration": 10.763,
      "wpm": 36,
      "message": "โปรแกรมของเราไม่มีการวนลูป "
    },
    {
      "message_id": 283,
      "agent_id": 29,
      "delay": 6.762,
      "onscreen_delay": 5.301,
      "typing_delay": 1.461,
      "typing_duration": 11.657,
      "wpm": 45,
      "message": "การทำงานแต่ละบรรทัด จะทำงาน 1 ครั้ง "
    },
    {
      "message_id": 284,
      "agent_id": 12,
      "delay": 7.656,
      "onscreen_delay": 7.174,
      "typing_delay": 0.482,
      "typing_duration": 9.316,
      "wpm": 55,
      "message": "นะคะ จะทำงาน 1 ครั้งเท่านั้น เราจะ"
    },
    {
      "message_id": 285,
      "agent_id": 33,
      "delay": 5.315,
      "onscreen_delay": 4.491,
      "typing_delay": 0.824,
      "typing_duration": 13.059,
      "wpm": 31,
      "message": "นับตัวดำเนินการตัวนี้ คือ 1"
    },
    {
      "message_id": 286,
      "agent_id": 14,
      "delay": 9.058,
      "onscreen_delay": 9.058,
      "typing_delay": 0,
      "typing_duration": 4.425,
      "wpm": 95,
      "message": "ก็คือ 1 ครั้ง ตัวนี้ 1 ครั้ง "
    },
    {
      "message_id": 287,
      "agent_id": 29,
      "delay": 5.057,
      "onscreen_delay": 3.59,
      "typing_delay": 1.467,
      "typing_duration": 7.897,
      "wpm": 46,
      "message": "ถ้าเราจะหาค่า Big-O นะคะ "
    },
    {
      "message_id": 288,
      "agent_id": 12,
      "delay": 3.895,
      "onscreen_delay": 3.667,
      "typing_delay": 0.228,
      "typing_duration": 9.095,
      "wpm": 78,
      "message": "เรานับตัวดำเนินการได้แล้ว ต่อไปเราจะหาค่า Big-O "
    },
    {
      "message_id": 289,
      "agent_id": 33,
      "delay": 5.094,
      "onscreen_delay": 4.432,
      "typing_delay": 0.662,
      "typing_duration": 11.111,
      "wpm": 41,
      "message": "นะคะ เราต้องหารค่าฟังก์ชันก่อน"
    },
    {
      "message_id": 290,
      "agent_id": 14,
      "delay": 7.11,
      "onscreen_delay": 6.892,
      "typing_delay": 0.218,
      "typing_duration": 8.954,
      "wpm": 50,
      "message": "คือ F นะคะ F ย่อมาจาก Function "
    },
    {
      "message_id": 291,
      "agent_id": 29,
      "delay": 4.952,
      "onscreen_delay": 3.657,
      "typing_delay": 1.295,
      "typing_duration": 10.572,
      "wpm": 45,
      "message": "= ตัวเลขตัวนี้มากจากไหน 1 ตัวนี้ "
    },
    {
      "message_id": 292,
      "agent_id": 12,
      "delay": 6.57,
      "onscreen_delay": 6.108,
      "typing_delay": 0.462,
      "typing_duration": 6.467,
      "wpm": 65,
      "message": "ก็คือ 1 ตัวนี้ของบรรทัดที่ 1 "
    },
    {
      "message_id": 293,
      "agent_id": 33,
      "delay": 2.568,
      "onscreen_delay": 1.95,
      "typing_delay": 0.618,
      "typing_duration": 9.711,
      "wpm": 37,
      "message": "บวกด้วย 1 ตัวที่ 2 ก็คือ"
    },
    {
      "message_id": 294,
      "agent_id": 14,
      "delay": 5.708,
      "onscreen_delay": 4.93,
      "typing_delay": 0.778,
      "typing_duration": 8.752,
      "wpm": 48,
      "message": "จำนวนรอบของบรรทัดที่ 2 ทำงาน "
    },
    {
      "message_id": 295,
      "agent_id": 29,
      "delay": 4.746,
      "onscreen_delay": 4.056,
      "typing_delay": 0.69,
      "typing_duration": 7.975,
      "wpm": 64,
      "message": "1 ครั้ง ทำงาน 1 ครั้ง บวกกันเป็น 2 "
    },
    {
      "message_id": 296,
      "agent_id": 12,
      "delay": 3.972,
      "onscreen_delay": 3.498,
      "typing_delay": 0.474,
      "typing_duration": 9.906,
      "wpm": 33,
      "message": "ครั้งนะคะ เราถือว่าค่า "
    },
    {
      "message_id": 297,
      "agent_id": 33,
      "delay": 5.903,
      "onscreen_delay": 4.622,
      "typing_delay": 1.281,
      "typing_duration": 13.818,
      "wpm": 23,
      "message": "Big - O ก็คือเป็น O 1"
    },
    {
      "message_id": 298,
      "agent_id": 14,
      "delay": 9.816,
      "onscreen_delay": 9.816,
      "typing_delay": 0,
      "typing_duration": 11.666,
      "wpm": 14,
      "message": "เขียน O (1) "
    },
    {
      "message_id": 299,
      "agent_id": 29,
      "delay": 7.664,
      "onscreen_delay": 5.7,
      "typing_delay": 1.964,
      "typing_duration": 8.101,
      "wpm": 26,
      "message": "นะคะ เป็น O(1) "
    },
    {
      "message_id": 300,
      "agent_id": 12,
      "delay": 5.497,
      "onscreen_delay": 0,
      "typing_delay": 5.497,
      "typing_duration": 5.497,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 301,
      "agent_id": 33,
      "delay": 2.343,
      "onscreen_delay": 0,
      "typing_delay": 2.343,
      "typing_duration": 13.425,
      "wpm": 12,
      "message": "แล้วถ้าเป็น"
    },
    {
      "message_id": 302,
      "agent_id": 14,
      "delay": 9.423,
      "onscreen_delay": 9.399,
      "typing_delay": 0.024,
      "typing_duration": 12.632,
      "wpm": 57,
      "message": "เงื่อนไขบ้าง เป็นเงื่อนไขคืออะไร เป็นการตัดสินใจ "
    },
    {
      "message_id": 303,
      "agent_id": 29,
      "delay": 8.629,
      "onscreen_delay": 8.399,
      "typing_delay": 0.23,
      "typing_duration": 11.386,
      "wpm": 55,
      "message": "มีการตัดสินใจ เมื่อไหร่ก็ตามที่เราตัดสินใจ "
    },
    {
      "message_id": 304,
      "agent_id": 12,
      "delay": 7.385,
      "onscreen_delay": 6.425,
      "typing_delay": 0.96,
      "typing_duration": 8.208,
      "wpm": 44,
      "message": "คือ การเลือก การตัดสินใจ "
    },
    {
      "message_id": 305,
      "agent_id": 33,
      "delay": 4.206,
      "onscreen_delay": 3.615,
      "typing_delay": 0.591,
      "typing_duration": 15,
      "wpm": 38,
      "message": "คือการเลือกถูกไหมคะ เลือกว่าจะไปทางซ้า"
    },
    {
      "message_id": 306,
      "agent_id": 14,
      "delay": 10.997,
      "onscreen_delay": 10.997,
      "typing_delay": 0,
      "typing_duration": 10.294,
      "wpm": 61,
      "message": "จะไปทางซ้ายหรือจะไปทางขวา เวลาเราเจอ 4 แยก "
    },
    {
      "message_id": 307,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 6.997,
      "typing_delay": 0,
      "typing_duration": 12.02,
      "wpm": 60,
      "message": "เราต้องตัดสินใจใช่ไหม เราต้องตัดสินใจ เลี้ยวซ้าย "
    },
    {
      "message_id": 308,
      "agent_id": 12,
      "delay": 8.019,
      "onscreen_delay": 7.393,
      "typing_delay": 0.626,
      "typing_duration": 9.929,
      "wpm": 38,
      "message": "เลี้ยวขวานะคะ เพราะฉะนั้น "
    },
    {
      "message_id": 309,
      "agent_id": 33,
      "delay": 5.928,
      "onscreen_delay": 5.031,
      "typing_delay": 0.897,
      "typing_duration": 14.592,
      "wpm": 27,
      "message": "การตัดสินใจเราใช้คำสั่ง if "
    },
    {
      "message_id": 310,
      "agent_id": 14,
      "delay": 10.591,
      "onscreen_delay": 10.283,
      "typing_delay": 0.308,
      "typing_duration": 8.548,
      "wpm": 53,
      "message": "if นะคะ ใช้คำสั่ง if ใน Python "
    },
    {
      "message_id": 311,
      "agent_id": 29,
      "delay": 6.59,
      "onscreen_delay": 3.702,
      "typing_delay": 2.888,
      "typing_duration": 6.184,
      "wpm": 24,
      "message": "if คือ ถ้า "
    },
    {
      "message_id": 312,
      "agent_id": 12,
      "delay": 2.588,
      "onscreen_delay": 2.007,
      "typing_delay": 0.581,
      "typing_duration": 5.883,
      "wpm": 76,
      "message": "ถ้าแล้วตามด้วยเงื่อนไขใช่ไหมคะ "
    },
    {
      "message_id": 313,
      "agent_id": 33,
      "delay": 1.882,
      "onscreen_delay": 1.102,
      "typing_delay": 0.78,
      "typing_duration": 10.173,
      "wpm": 35,
      "message": "ข้างในตรวงนี้คือเงื่อนไข"
    },
    {
      "message_id": 314,
      "agent_id": 14,
      "delay": 6.172,
      "onscreen_delay": 2.003,
      "typing_delay": 4.169,
      "typing_duration": 4.169,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 315,
      "agent_id": 29,
      "delay": 2.503,
      "onscreen_delay": 0,
      "typing_delay": 2.503,
      "typing_duration": 6.449,
      "wpm": 53,
      "message": "เงื่อนไขที่ครูกำหนด คือ "
    },
    {
      "message_id": 316,
      "agent_id": 12,
      "delay": 2.448,
      "onscreen_delay": 1.326,
      "typing_delay": 1.122,
      "typing_duration": 5.187,
      "wpm": 46,
      "message": "ถ้า n น้อยกว่า 0 "
    },
    {
      "message_id": 317,
      "agent_id": 33,
      "delay": 1.596,
      "onscreen_delay": 0,
      "typing_delay": 1.596,
      "typing_duration": 14.254,
      "wpm": 17,
      "message": "ถ้า n น้อยกว่า 0 "
    },
    {
      "message_id": 318,
      "agent_id": 14,
      "delay": 10.253,
      "onscreen_delay": 10.118,
      "typing_delay": 0.135,
      "typing_duration": 6.103,
      "wpm": 91,
      "message": "n คือตัวเลข เดี๋ยวเราจะมาแทนค่า n กัน "
    },
    {
      "message_id": 319,
      "agent_id": 29,
      "delay": 6.251,
      "onscreen_delay": 5.623,
      "typing_delay": 0.628,
      "typing_duration": 11.179,
      "wpm": 48,
      "message": "จากโค้ดตัวนี้นะคะ ถ้า n น้อยกว่า 0 ๅ"
    },
    {
      "message_id": 320,
      "agent_id": 12,
      "delay": 7.174,
      "onscreen_delay": 6.78,
      "typing_delay": 0.394,
      "typing_duration": 6.727,
      "wpm": 78,
      "message": "ให้ทำอะไร ถ้าเงื่อนไขตัวนี้เป็นจริง "
    },
    {
      "message_id": 321,
      "agent_id": 33,
      "delay": 3.171,
      "onscreen_delay": 2.368,
      "typing_delay": 0.803,
      "typing_duration": 8.057,
      "wpm": 32,
      "message": "จะมาทำบรรทัดที่ 2 "
    },
    {
      "message_id": 322,
      "agent_id": 14,
      "delay": 4.054,
      "onscreen_delay": 3.748,
      "typing_delay": 0.306,
      "typing_duration": 7.282,
      "wpm": 82,
      "message": "พูดผิด มาทำบรรทัดที่ 3 ถ้าเงื่อนไขตรงนี้"
    },
    {
      "message_id": 323,
      "agent_id": 29,
      "delay": 3.276,
      "onscreen_delay": 3.263,
      "typing_delay": 0.013,
      "typing_duration": 13.717,
      "wpm": 46,
      "message": "เป็นจริง จะมาทำบรรทัดที่ 3 ให้ print คำว่า "
    },
    {
      "message_id": 324,
      "agent_id": 12,
      "delay": 9.714,
      "onscreen_delay": 6.134,
      "typing_delay": 3.58,
      "typing_duration": 11.04,
      "wpm": 45,
      "message": "negative integer ก็คือตัวเลขติดลบ "
    },
    {
      "message_id": 325,
      "agent_id": 33,
      "delay": 7.038,
      "onscreen_delay": 2.309,
      "typing_delay": 4.729,
      "typing_duration": 13.442,
      "wpm": 16,
      "message": "else คืออะไรคะ"
    },
    {
      "message_id": 326,
      "agent_id": 14,
      "delay": 9.441,
      "onscreen_delay": 8.394,
      "typing_delay": 1.047,
      "typing_duration": 7.59,
      "wpm": 63,
      "message": "ถ้าเงื่อนไขตรงนี้ เงื่อนไขตัวนี้"
    },
    {
      "message_id": 327,
      "agent_id": 29,
      "delay": 5.44,
      "onscreen_delay": 4.873,
      "typing_delay": 0.567,
      "typing_duration": 4.139,
      "wpm": 25,
      "message": "ไม่จริง "
    },
    {
      "message_id": 328,
      "agent_id": 12,
      "delay": 2.511,
      "onscreen_delay": 0,
      "typing_delay": 2.511,
      "typing_duration": 9.366,
      "wpm": 8,
      "message": "ก็คือ "
    },
    {
      "message_id": 329,
      "agent_id": 33,
      "delay": 5.361,
      "onscreen_delay": 4.55,
      "typing_delay": 0.811,
      "typing_duration": 12.1,
      "wpm": 25,
      "message": "n มันมากกว่า เท่ากับ "
    },
    {
      "message_id": 330,
      "agent_id": 14,
      "delay": 8.098,
      "onscreen_delay": 7.189,
      "typing_delay": 0.909,
      "typing_duration": 5.989,
      "wpm": 25,
      "message": "0 ใช่ไหมคะ "
    },
    {
      "message_id": 331,
      "agent_id": 29,
      "delay": 4.095,
      "onscreen_delay": 2.946,
      "typing_delay": 1.149,
      "typing_duration": 14.736,
      "wpm": 44,
      "message": "เงื่อนไขตรงนี้ไม่จริง คืออะไร คือ n มากวว่า "
    },
    {
      "message_id": 332,
      "agent_id": 12,
      "delay": 10.735,
      "onscreen_delay": 10.062,
      "typing_delay": 0.673,
      "typing_duration": 12.748,
      "wpm": 29,
      "message": "0 ก็คือเป็นนิเสธกับตัวนี้ "
    },
    {
      "message_id": 333,
      "agent_id": 33,
      "delay": 8.744,
      "onscreen_delay": 7.262,
      "typing_delay": 1.482,
      "typing_duration": 11.401,
      "wpm": 36,
      "message": "ตรงกันข้ามกับเงื่อนไขข้างบน"
    },
    {
      "message_id": 334,
      "agent_id": 14,
      "delay": 7.396,
      "onscreen_delay": 6.261,
      "typing_delay": 1.135,
      "typing_duration": 10.093,
      "wpm": 56,
      "message": "ถ้าข้างบนนี่ไม่จริง ก็แสดงว่า n เรานี่"
    },
    {
      "message_id": 335,
      "agent_id": 29,
      "delay": 6.089,
      "onscreen_delay": 5.856,
      "typing_delay": 0.233,
      "typing_duration": 12.122,
      "wpm": 68,
      "message": "ต้องมากกว่า เท่ากับ 0 เราจะแสดงคำว่าอะไร เราจะแสดงคำว่า "
    },
    {
      "message_id": 336,
      "agent_id": 12,
      "delay": 8.121,
      "onscreen_delay": 5.105,
      "typing_delay": 3.016,
      "typing_duration": 7.151,
      "wpm": 34,
      "message": "positive integer "
    },
    {
      "message_id": 337,
      "agent_id": 33,
      "delay": 4.119,
      "onscreen_delay": 2.426,
      "typing_delay": 1.693,
      "typing_duration": 13.406,
      "wpm": 25,
      "message": "คราวนี้ ทุกคนช่วยครูดู"
    },
    {
      "message_id": 338,
      "agent_id": 14,
      "delay": 9.405,
      "onscreen_delay": 9.389,
      "typing_delay": 0.016,
      "typing_duration": 7.432,
      "wpm": 93,
      "message": "ครูดูนะ สิ่งที่เราจะต้องตอบครูให้ได้ว่าจะทำงาน"
    },
    {
      "message_id": 339,
      "agent_id": 29,
      "delay": 5.404,
      "onscreen_delay": 5.287,
      "typing_delay": 0.117,
      "typing_duration": 7.317,
      "wpm": 66,
      "message": "บรรทัดที่ 3 หรือทำงานบรรทัดที่ 7 "
    },
    {
      "message_id": 340,
      "agent_id": 12,
      "delay": 3.316,
      "onscreen_delay": 2.901,
      "typing_delay": 0.415,
      "typing_duration": 6.047,
      "wpm": 52,
      "message": "นะคะ เดี๋ยวให้ยกมือนะ "
    },
    {
      "message_id": 341,
      "agent_id": 33,
      "delay": 2.046,
      "onscreen_delay": 1.438,
      "typing_delay": 0.608,
      "typing_duration": 12.032,
      "wpm": 29,
      "message": "ยกมือ ครูถามตัวเลขครูจะ"
    },
    {
      "message_id": 342,
      "agent_id": 14,
      "delay": 8.031,
      "onscreen_delay": 8.031,
      "typing_delay": 0,
      "typing_duration": 7.772,
      "wpm": 87,
      "message": "แทนค่า n ใด ๆ ให้ แล้วให้เราลองบอกครูหน่อยว่า"
    },
    {
      "message_id": 343,
      "agent_id": 29,
      "delay": 4.03,
      "onscreen_delay": 3.765,
      "typing_delay": 0.265,
      "typing_duration": 12.01,
      "wpm": 46,
      "message": "เราจะทำงานบรรทัดที่ 3 หรือบรรทัดที่ 7 "
    },
    {
      "message_id": 344,
      "agent_id": 12,
      "delay": 8.009,
      "onscreen_delay": 7.353,
      "typing_delay": 0.656,
      "typing_duration": 7.365,
      "wpm": 49,
      "message": "ด้วยเงื่อนไขตอนนี้ ถ้า n "
    },
    {
      "message_id": 345,
      "agent_id": 33,
      "delay": 4.001,
      "onscreen_delay": 3.319,
      "typing_delay": 0.682,
      "typing_duration": 9.454,
      "wpm": 41,
      "message": "น้อยกว่า 0 จะทำบรรทัดที่ 3 "
    },
    {
      "message_id": 346,
      "agent_id": 14,
      "delay": 5.451,
      "onscreen_delay": 4.893,
      "typing_delay": 0.558,
      "typing_duration": 6.91,
      "wpm": 82,
      "message": "ถ้า n มากกว่าเท่ากับ 0 จะทำบรรทัดที่ 7 "
    },
    {
      "message_id": 347,
      "agent_id": 29,
      "delay": 2.897,
      "onscreen_delay": 1.437,
      "typing_delay": 1.46,
      "typing_duration": 12.213,
      "wpm": 16,
      "message": "ครูกำหนดให้ n"
    },
    {
      "message_id": 348,
      "agent_id": 12,
      "delay": 8.212,
      "onscreen_delay": 6.519,
      "typing_delay": 1.693,
      "typing_duration": 8.36,
      "wpm": 7,
      "message": "= 20 "
    },
    {
      "message_id": 349,
      "agent_id": 33,
      "delay": 4.359,
      "onscreen_delay": 3.588,
      "typing_delay": 0.771,
      "typing_duration": 6.851,
      "wpm": 33,
      "message": "ทำบรรทัดไหนเอ่ย "
    },
    {
      "message_id": 350,
      "agent_id": 14,
      "delay": 2.844,
      "onscreen_delay": 1.197,
      "typing_delay": 1.647,
      "typing_duration": 7.952,
      "wpm": 64,
      "message": "บรรทัดไหนดี อันนี้ n เท่ากับ 20 นะ "
    },
    {
      "message_id": 351,
      "agent_id": 29,
      "delay": 3.951,
      "onscreen_delay": 0.54,
      "typing_delay": 3.411,
      "typing_duration": 4.604,
      "wpm": 3,
      "message": "ื"
    },
    {
      "message_id": 352,
      "agent_id": 12,
      "delay": 4.369,
      "onscreen_delay": 0,
      "typing_delay": 4.369,
      "typing_duration": 7.531,
      "wpm": 10,
      "message": "คำถาม"
    },
    {
      "message_id": 353,
      "agent_id": 33,
      "delay": 3.53,
      "onscreen_delay": 2.898,
      "typing_delay": 0.632,
      "typing_duration": 10.791,
      "wpm": 26,
      "message": "คือ จาก Code ตัวนี้"
    },
    {
      "message_id": 354,
      "agent_id": 14,
      "delay": 6.789,
      "onscreen_delay": 5.74,
      "typing_delay": 1.049,
      "typing_duration": 7.794,
      "wpm": 67,
      "message": "โค้ดตัวนี้ที่ครูให้มา ครูอยากรู้ว่า"
    },
    {
      "message_id": 355,
      "agent_id": 29,
      "delay": 3.792,
      "onscreen_delay": 3.204,
      "typing_delay": 0.588,
      "typing_duration": 10.452,
      "wpm": 46,
      "message": "เมื่อครูแทน n ใด ๆ ด้วยตัวเลขนี้ "
    },
    {
      "message_id": 356,
      "agent_id": 12,
      "delay": 6.45,
      "onscreen_delay": 5.815,
      "typing_delay": 0.635,
      "typing_duration": 8.313,
      "wpm": 40,
      "message": "แทนค่า n ด้วยตัวเลขนี้ "
    },
    {
      "message_id": 357,
      "agent_id": 33,
      "delay": 4.311,
      "onscreen_delay": 3.202,
      "typing_delay": 1.109,
      "typing_duration": 11.575,
      "wpm": 36,
      "message": "เมื่อเอา n เท่ากับ 20 เอา 20 "
    },
    {
      "message_id": 358,
      "agent_id": 14,
      "delay": 7.569,
      "onscreen_delay": 7.569,
      "typing_delay": 0,
      "typing_duration": 11.266,
      "wpm": 71,
      "message": "ไปแทน n นี่ เมื่อเรา Run คำสั่งนี้ ครูจะทำบรรทัดที่ 3 "
    },
    {
      "message_id": 359,
      "agent_id": 29,
      "delay": 7.258,
      "onscreen_delay": 6.773,
      "typing_delay": 0.485,
      "typing_duration": 9.004,
      "wpm": 40,
      "message": "หรือบรรทัดที่ 7 อันไหนคะ "
    },
    {
      "message_id": 360,
      "agent_id": 12,
      "delay": 5.002,
      "onscreen_delay": 3.768,
      "typing_delay": 1.234,
      "typing_duration": 5.675,
      "wpm": 21,
      "message": "น้อยกว่า "
    },
    {
      "message_id": 361,
      "agent_id": 33,
      "delay": 1.674,
      "onscreen_delay": 1.019,
      "typing_delay": 0.655,
      "typing_duration": 13.168,
      "wpm": 43,
      "message": "ครูก็เลยอยากรู้ว่าเราจะโชว์บรรทัดที่ 3 "
    },
    {
      "message_id": 362,
      "agent_id": 14,
      "delay": 9.166,
      "onscreen_delay": 9.166,
      "typing_delay": 0,
      "typing_duration": 4.849,
      "wpm": 87,
      "message": "ที่หน้าจอหรือโชว์บรรทัดที่ 7 "
    },
    {
      "message_id": 363,
      "agent_id": 29,
      "delay": 5.165,
      "onscreen_delay": 4.977,
      "typing_delay": 0.188,
      "typing_duration": 10.716,
      "wpm": 36,
      "message": "คนอื่น บรรทัดที่เท่าไรเอ่น "
    },
    {
      "message_id": 364,
      "agent_id": 12,
      "delay": 6.714,
      "onscreen_delay": 6.004,
      "typing_delay": 0.71,
      "typing_duration": 5.33,
      "wpm": 28,
      "message": "น้อยกว่า 0 "
    },
    {
      "message_id": 365,
      "agent_id": 33,
      "delay": 2.712,
      "onscreen_delay": 2.048,
      "typing_delay": 0.664,
      "typing_duration": 5.991,
      "wpm": 50,
      "message": "เราจะทำบรรทัดไหนดีคะ "
    },
    {
      "message_id": 366,
      "agent_id": 14,
      "delay": 4.105,
      "onscreen_delay": 0,
      "typing_delay": 4.105,
      "typing_duration": 4.105,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 367,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 368,
      "agent_id": 12,
      "delay": 10.988,
      "onscreen_delay": 2.621,
      "typing_delay": 8.367,
      "typing_duration": 8.367,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 369,
      "agent_id": 33,
      "delay": 6.983,
      "onscreen_delay": 3.195,
      "typing_delay": 3.788,
      "typing_duration": 11.646,
      "wpm": 10,
      "message": "เดี๋ยวนะ"
    },
    {
      "message_id": 370,
      "agent_id": 14,
      "delay": 7.642,
      "onscreen_delay": 7.642,
      "typing_delay": 0,
      "typing_duration": 7.285,
      "wpm": 37,
      "message": "ครูลองกด 14 นะ ครู"
    },
    {
      "message_id": 371,
      "agent_id": 29,
      "delay": 3.627,
      "onscreen_delay": 2.149,
      "typing_delay": 1.478,
      "typing_duration": 3.915,
      "wpm": 31,
      "message": "ลองกด... "
    },
    {
      "message_id": 372,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 373,
      "agent_id": 33,
      "delay": 11.002,
      "onscreen_delay": 6.754,
      "typing_delay": 4.248,
      "typing_duration": 4.248,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 374,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 375,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 376,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 377,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 378,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 6.556,
      "typing_delay": 4.445,
      "typing_duration": 4.445,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 379,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 380,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 381,
      "agent_id": 33,
      "delay": 11.001,
      "onscreen_delay": 6.189,
      "typing_delay": 4.812,
      "typing_duration": 4.812,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 382,
      "agent_id": 14,
      "delay": 6.999,
      "onscreen_delay": 2.825,
      "typing_delay": 4.174,
      "typing_duration": 4.174,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 383,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 384,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 385,
      "agent_id": 33,
      "delay": 11.003,
      "onscreen_delay": 5.694,
      "typing_delay": 5.309,
      "typing_duration": 5.309,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 386,
      "agent_id": 14,
      "delay": 6.999,
      "onscreen_delay": 0.846,
      "typing_delay": 6.153,
      "typing_duration": 6.153,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 387,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 388,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 389,
      "agent_id": 33,
      "delay": 13.073,
      "onscreen_delay": 0,
      "typing_delay": 13.073,
      "typing_duration": 13.073,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 390,
      "agent_id": 14,
      "delay": 9.07,
      "onscreen_delay": 5.018,
      "typing_delay": 4.052,
      "typing_duration": 4.052,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 391,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 392,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 393,
      "agent_id": 33,
      "delay": 12.127,
      "onscreen_delay": 0,
      "typing_delay": 12.127,
      "typing_duration": 12.127,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 394,
      "agent_id": 14,
      "delay": 13.49,
      "onscreen_delay": 0,
      "typing_delay": 13.49,
      "typing_duration": 13.49,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 395,
      "agent_id": 29,
      "delay": 10.059,
      "onscreen_delay": 0,
      "typing_delay": 10.059,
      "typing_duration": 10.059,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 396,
      "agent_id": 12,
      "delay": 6.054,
      "onscreen_delay": 2.071,
      "typing_delay": 3.983,
      "typing_duration": 7.085,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 397,
      "agent_id": 33,
      "delay": 3.077,
      "onscreen_delay": 2.05,
      "typing_delay": 1.027,
      "typing_duration": 9.916,
      "wpm": 35,
      "message": "ดจทย์ครูนะคะจากโค้ดนะคะ"
    },
    {
      "message_id": 398,
      "agent_id": 14,
      "delay": 5.912,
      "onscreen_delay": 5.716,
      "typing_delay": 0.196,
      "typing_duration": 8.744,
      "wpm": 60,
      "message": "ตัวนี้นะคะ ถ้าครูกำหนดให้ n เท่ากับ "
    },
    {
      "message_id": 399,
      "agent_id": 29,
      "delay": 4.739,
      "onscreen_delay": 4.523,
      "typing_delay": 0.216,
      "typing_duration": 10.383,
      "wpm": 55,
      "message": "20 เมื่อเรา Run โปรแกรมตามเงื่อนไขแล้ว "
    },
    {
      "message_id": 400,
      "agent_id": 12,
      "delay": 6.382,
      "onscreen_delay": 5.312,
      "typing_delay": 1.07,
      "typing_duration": 8.759,
      "wpm": 45,
      "message": "จะแสดงข้อความในบรรทัดที่ 3 "
    },
    {
      "message_id": 401,
      "agent_id": 33,
      "delay": 4.747,
      "onscreen_delay": 4.089,
      "typing_delay": 0.658,
      "typing_duration": 10.17,
      "wpm": 24,
      "message": "หรือ บรรทัดที่ 7 "
    },
    {
      "message_id": 402,
      "agent_id": 14,
      "delay": 6.169,
      "onscreen_delay": 6.084,
      "typing_delay": 0.085,
      "typing_duration": 6.341,
      "wpm": 80,
      "message": "เราต้องเช็กเงื่อนไขถูกไหมคะ เอา 20 "
    },
    {
      "message_id": 403,
      "agent_id": 29,
      "delay": 2.34,
      "onscreen_delay": 1.075,
      "typing_delay": 1.265,
      "typing_duration": 4.245,
      "wpm": 25,
      "message": "ไปแทน n "
    },
    {
      "message_id": 404,
      "agent_id": 12,
      "delay": 5.199,
      "onscreen_delay": 0,
      "typing_delay": 5.199,
      "typing_duration": 5.199,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 405,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 406,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 6.889,
      "typing_delay": 4.111,
      "typing_duration": 4.111,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 407,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 408,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 409,
      "agent_id": 33,
      "delay": 10.998,
      "onscreen_delay": 6.544,
      "typing_delay": 4.454,
      "typing_duration": 4.454,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 410,
      "agent_id": 14,
      "delay": 6.995,
      "onscreen_delay": 1.449,
      "typing_delay": 5.546,
      "typing_duration": 5.546,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 411,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 412,
      "agent_id": 12,
      "delay": 10.999,
      "onscreen_delay": 8.312,
      "typing_delay": 2.687,
      "typing_duration": 4.672,
      "wpm": 26,
      "message": "ได้ไหมคะ "
    },
    {
      "message_id": 413,
      "agent_id": 33,
      "delay": 6.996,
      "onscreen_delay": 1.971,
      "typing_delay": 5.025,
      "typing_duration": 9.373,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 414,
      "agent_id": 14,
      "delay": 5.367,
      "onscreen_delay": 4.557,
      "typing_delay": 0.81,
      "typing_duration": 7.069,
      "wpm": 38,
      "message": "โอเค น้องตอบแล้วนะ "
    },
    {
      "message_id": 415,
      "agent_id": 29,
      "delay": 3.065,
      "onscreen_delay": 1.209,
      "typing_delay": 1.856,
      "typing_duration": 6.497,
      "wpm": 46,
      "message": "คือ บรรทัดที่ 7 นะคะ "
    },
    {
      "message_id": 416,
      "agent_id": 12,
      "delay": 2.493,
      "onscreen_delay": 1.785,
      "typing_delay": 0.708,
      "typing_duration": 7.51,
      "wpm": 54,
      "message": "ใช่ คือ ถ้าเราแทน n ด้วย 20 "
    },
    {
      "message_id": 417,
      "agent_id": 33,
      "delay": 3.508,
      "onscreen_delay": 2.354,
      "typing_delay": 1.154,
      "typing_duration": 13.922,
      "wpm": 36,
      "message": "แล้วก็เทียบ 20 น้อยกว่า 0 จริงไหม"
    },
    {
      "message_id": 418,
      "agent_id": 14,
      "delay": 9.92,
      "onscreen_delay": 7.172,
      "typing_delay": 2.748,
      "typing_duration": 8.445,
      "wpm": 37,
      "message": "20 น้อยกว่า 0 จริงไหม "
    },
    {
      "message_id": 419,
      "agent_id": 29,
      "delay": 5.918,
      "onscreen_delay": 4.036,
      "typing_delay": 1.882,
      "typing_duration": 7.906,
      "wpm": 51,
      "message": "ไม่จริง ถ้าไม่จริงให้ทำอะไร "
    },
    {
      "message_id": 420,
      "agent_id": 12,
      "delay": 3.905,
      "onscreen_delay": 2.742,
      "typing_delay": 1.163,
      "typing_duration": 14.721,
      "wpm": 51,
      "message": "ให้มาทำหลัง else ใช่ไหมคะ เพราะฉะนั้น จะต้อง print "
    },
    {
      "message_id": 421,
      "agent_id": 33,
      "delay": 10.719,
      "onscreen_delay": 8.204,
      "typing_delay": 2.515,
      "typing_duration": 13.805,
      "wpm": 25,
      "message": "บรรทัดนี้ออกมาที่หน้าจอ"
    },
    {
      "message_id": 422,
      "agent_id": 14,
      "delay": 9.803,
      "onscreen_delay": 9.011,
      "typing_delay": 0.792,
      "typing_duration": 4.448,
      "wpm": 13,
      "message": "โอเค "
    },
    {
      "message_id": 423,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 424,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 425,
      "agent_id": 33,
      "delay": 11,
      "onscreen_delay": 3.987,
      "typing_delay": 7.013,
      "typing_duration": 7.013,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 426,
      "agent_id": 14,
      "delay": 6.998,
      "onscreen_delay": 2.727,
      "typing_delay": 4.271,
      "typing_duration": 4.271,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 427,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 428,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 429,
      "agent_id": 33,
      "delay": 10.998,
      "onscreen_delay": 6.59,
      "typing_delay": 4.408,
      "typing_duration": 4.408,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 430,
      "agent_id": 14,
      "delay": 6.997,
      "onscreen_delay": 1.546,
      "typing_delay": 5.451,
      "typing_duration": 7.075,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 431,
      "agent_id": 29,
      "delay": 3.071,
      "onscreen_delay": 2.235,
      "typing_delay": 0.836,
      "typing_duration": 5.699,
      "wpm": 58,
      "message": "เอาใหม่ เอาทีละตัวนะคะ "
    },
    {
      "message_id": 432,
      "agent_id": 12,
      "delay": 11.948,
      "onscreen_delay": 0,
      "typing_delay": 11.948,
      "typing_duration": 11.948,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 433,
      "agent_id": 33,
      "delay": 7.946,
      "onscreen_delay": 2.235,
      "typing_delay": 5.711,
      "typing_duration": 5.711,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 434,
      "agent_id": 14,
      "delay": 3.944,
      "onscreen_delay": 2.714,
      "typing_delay": 1.23,
      "typing_duration": 6.682,
      "wpm": 40,
      "message": "เอาใหม่นะ สมมติว่า"
    },
    {
      "message_id": 435,
      "agent_id": 29,
      "delay": 2.677,
      "onscreen_delay": 1.104,
      "typing_delay": 1.573,
      "typing_duration": 8.402,
      "wpm": 55,
      "message": "เดี๋ยวครูถามอย่างนี้แล้วกันนะคะ "
    },
    {
      "message_id": 436,
      "agent_id": 12,
      "delay": 4.4,
      "onscreen_delay": 3.439,
      "typing_delay": 0.961,
      "typing_duration": 7.156,
      "wpm": 50,
      "message": "ถ้าคิดว่าถามทุกคนเลยนะคะ "
    },
    {
      "message_id": 437,
      "agent_id": 33,
      "delay": 3.155,
      "onscreen_delay": 1.919,
      "typing_delay": 1.236,
      "typing_duration": 14.036,
      "wpm": 41,
      "message": "ถ้าทำงานบรรทัดที่ 3 นี่ จะให้ยกมือซ้าย"
    },
    {
      "message_id": 438,
      "agent_id": 14,
      "delay": 10.031,
      "onscreen_delay": 8.907,
      "typing_delay": 1.124,
      "typing_duration": 7.132,
      "wpm": 65,
      "message": "นะ ถ้าทำงานบรรทัดที่ 7 ยกมือขวา "
    },
    {
      "message_id": 439,
      "agent_id": 29,
      "delay": 6.029,
      "onscreen_delay": 4.599,
      "typing_delay": 1.43,
      "typing_duration": 8.366,
      "wpm": 38,
      "message": "เดี๋ยวครูเขียนให้ ถ้า"
    },
    {
      "message_id": 440,
      "agent_id": 12,
      "delay": 4.365,
      "onscreen_delay": 3.216,
      "typing_delay": 1.149,
      "typing_duration": 5.151,
      "wpm": 23,
      "message": "ตัวนี้นะ "
    },
    {
      "message_id": 441,
      "agent_id": 33,
      "delay": 2.178,
      "onscreen_delay": 0,
      "typing_delay": 2.178,
      "typing_duration": 6.302,
      "wpm": 26,
      "message": "ให้ยกมือขวา"
    },
    {
      "message_id": 442,
      "agent_id": 14,
      "delay": 2.301,
      "onscreen_delay": 1.583,
      "typing_delay": 0.718,
      "typing_duration": 5.792,
      "wpm": 49,
      "message": "ถ้าทำงานตรงนี้ให้ยก"
    },
    {
      "message_id": 443,
      "agent_id": 29,
      "delay": 1.79,
      "onscreen_delay": 1.763,
      "typing_delay": 0.027,
      "typing_duration": 4.447,
      "wpm": 24,
      "message": " มือซ้าย "
    },
    {
      "message_id": 444,
      "agent_id": 12,
      "delay": 1,
      "onscreen_delay": 0,
      "typing_delay": 1,
      "typing_duration": 4.572,
      "wpm": 39,
      "message": "นะคะ เอาใหม่ "
    },
    {
      "message_id": 445,
      "agent_id": 33,
      "delay": 3.829,
      "onscreen_delay": 0,
      "typing_delay": 3.829,
      "typing_duration": 7.724,
      "wpm": 17,
      "message": "ทุกคนดูนะ"
    },
    {
      "message_id": 446,
      "agent_id": 14,
      "delay": 3.723,
      "onscreen_delay": 2.5,
      "typing_delay": 1.223,
      "typing_duration": 7.815,
      "wpm": 27,
      "message": "ถ้าครูกำหนดให้ "
    },
    {
      "message_id": 447,
      "agent_id": 29,
      "delay": 3.799,
      "onscreen_delay": 2.838,
      "typing_delay": 0.961,
      "typing_duration": 6.907,
      "wpm": 15,
      "message": "n = 6 n "
    },
    {
      "message_id": 448,
      "agent_id": 12,
      "delay": 2.906,
      "onscreen_delay": 2.681,
      "typing_delay": 0.225,
      "typing_duration": 8.983,
      "wpm": 38,
      "message": "เท่ากับ 6 ยกมือซ้ายหรือ"
    },
    {
      "message_id": 449,
      "agent_id": 33,
      "delay": 4.981,
      "onscreen_delay": 3.676,
      "typing_delay": 1.305,
      "typing_duration": 8.504,
      "wpm": 32,
      "message": "มือขวา n เท่ากับ 6"
    },
    {
      "message_id": 450,
      "agent_id": 14,
      "delay": 4.501,
      "onscreen_delay": 4.357,
      "typing_delay": 0.144,
      "typing_duration": 8.761,
      "wpm": 19,
      "message": "n = 6 มีใคร"
    },
    {
      "message_id": 451,
      "agent_id": 29,
      "delay": 4.76,
      "onscreen_delay": 3.369,
      "typing_delay": 1.391,
      "typing_duration": 12.292,
      "wpm": 29,
      "message": "ยกอีก ยกมือให้ครูดูหน่อย"
    },
    {
      "message_id": 452,
      "agent_id": 12,
      "delay": 8.292,
      "onscreen_delay": 7.355,
      "typing_delay": 0.937,
      "typing_duration": 8.271,
      "wpm": 18,
      "message": "เร็ว n = 6 "
    },
    {
      "message_id": 453,
      "agent_id": 33,
      "delay": 4.289,
      "onscreen_delay": 3.552,
      "typing_delay": 0.737,
      "typing_duration": 12.232,
      "wpm": 36,
      "message": "น้อยกว่า 0 จริงไหม น้อยกว่า 0 "
    },
    {
      "message_id": 454,
      "agent_id": 14,
      "delay": 8.23,
      "onscreen_delay": 8.226,
      "typing_delay": 0.004,
      "typing_duration": 4.947,
      "wpm": 27,
      "message": "จริงไหมคะ "
    },
    {
      "message_id": 455,
      "agent_id": 29,
      "delay": 4.229,
      "onscreen_delay": 2.567,
      "typing_delay": 1.662,
      "typing_duration": 11.478,
      "wpm": 26,
      "message": "6 น้อยกว่า 0 ไม่จริง "
    },
    {
      "message_id": 456,
      "agent_id": 12,
      "delay": 7.475,
      "onscreen_delay": 6.764,
      "typing_delay": 0.711,
      "typing_duration": 14.977,
      "wpm": 39,
      "message": "เห็นไหม ไม่จริงแล้ว แสดงว่า 6 นี่ มัน \u003e"
    },
    {
      "message_id": 457,
      "agent_id": 33,
      "delay": 10.975,
      "onscreen_delay": 7.406,
      "typing_delay": 3.569,
      "typing_duration": 12.128,
      "wpm": 22,
      "message": "= 0 ต้องยกมือไหนคะ "
    },
    {
      "message_id": 458,
      "agent_id": 14,
      "delay": 8.118,
      "onscreen_delay": 8.118,
      "typing_delay": 0,
      "typing_duration": 7.389,
      "wpm": 55,
      "message": "ยกมือขวานะ ยกมือขวา เอาใหม่"
    },
    {
      "message_id": 459,
      "agent_id": 29,
      "delay": 4.108,
      "onscreen_delay": 3.542,
      "typing_delay": 0.566,
      "typing_duration": 8.054,
      "wpm": 65,
      "message": "ทุกคนต้องยกมือนะ นะคะ เปลี่ยนใหม่ ๆ "
    },
    {
      "message_id": 460,
      "agent_id": 12,
      "delay": 4.053,
      "onscreen_delay": 3.121,
      "typing_delay": 0.932,
      "typing_duration": 6.303,
      "wpm": 14,
      "message": "ตัวเลข "
    },
    {
      "message_id": 461,
      "agent_id": 33,
      "delay": 4.915,
      "onscreen_delay": 0,
      "typing_delay": 4.915,
      "typing_duration": 5.755,
      "wpm": 5,
      "message": "25 "
    },
    {
      "message_id": 462,
      "agent_id": 14,
      "delay": 1.754,
      "onscreen_delay": 1.126,
      "typing_delay": 0.628,
      "typing_duration": 5.581,
      "wpm": 5,
      "message": "25 "
    },
    {
      "message_id": 463,
      "agent_id": 29,
      "delay": 2.839,
      "onscreen_delay": 0,
      "typing_delay": 2.839,
      "typing_duration": 7.446,
      "wpm": 22,
      "message": "ยก ใครไม่ยก "
    },
    {
      "message_id": 464,
      "agent_id": 12,
      "delay": 3.442,
      "onscreen_delay": 2.801,
      "typing_delay": 0.641,
      "typing_duration": 4.512,
      "wpm": 30,
      "message": "ยกมือด้วย "
    },
    {
      "message_id": 465,
      "agent_id": 33,
      "delay": 4.319,
      "onscreen_delay": 0,
      "typing_delay": 4.319,
      "typing_duration": 7.953,
      "wpm": 23,
      "message": "25 มากกว่า 0"
    },
    {
      "message_id": 466,
      "agent_id": 14,
      "delay": 3.951,
      "onscreen_delay": 3.951,
      "typing_delay": 0,
      "typing_duration": 6.498,
      "wpm": 55,
      "message": "25 มากกว่า 0 ไหม มากกว่า "
    },
    {
      "message_id": 467,
      "agent_id": 29,
      "delay": 2.496,
      "onscreen_delay": 2.164,
      "typing_delay": 0.332,
      "typing_duration": 13.005,
      "wpm": 42,
      "message": "เพราะฉะนั้น ยกมือ มากกว่า 0 ยกมือขวา"
    },
    {
      "message_id": 468,
      "agent_id": 12,
      "delay": 9.003,
      "onscreen_delay": 8.207,
      "typing_delay": 0.796,
      "typing_duration": 9.691,
      "wpm": 29,
      "message": "ใช่ไหม เพื่อนตอบถูก "
    },
    {
      "message_id": 469,
      "agent_id": 33,
      "delay": 5.689,
      "onscreen_delay": 4.761,
      "typing_delay": 0.928,
      "typing_duration": 5.873,
      "wpm": 31,
      "message": "ยกมือขวานะคะ "
    },
    {
      "message_id": 470,
      "agent_id": 14,
      "delay": 1.872,
      "onscreen_delay": 1.693,
      "typing_delay": 0.179,
      "typing_duration": 6.532,
      "wpm": 16,
      "message": "เอาใหม่ "
    },
    {
      "message_id": 471,
      "agent_id": 29,
      "delay": 2.532,
      "onscreen_delay": 1.161,
      "typing_delay": 1.371,
      "typing_duration": 9.391,
      "wpm": 11,
      "message": "-10 -10 "
    },
    {
      "message_id": 472,
      "agent_id": 12,
      "delay": 5.39,
      "onscreen_delay": 2.681,
      "typing_delay": 2.709,
      "typing_duration": 7.418,
      "wpm": 6,
      "message": "-10 "
    },
    {
      "message_id": 473,
      "agent_id": 33,
      "delay": 3.416,
      "onscreen_delay": 2.411,
      "typing_delay": 1.005,
      "typing_duration": 8.364,
      "wpm": 34,
      "message": "ลบมันน้อยกว่า 0 ไหม "
    },
    {
      "message_id": 474,
      "agent_id": 14,
      "delay": 4.362,
      "onscreen_delay": 4.362,
      "typing_delay": 0,
      "typing_duration": 4.614,
      "wpm": 26,
      "message": "น้อยกว่า "
    },
    {
      "message_id": 475,
      "agent_id": 29,
      "delay": 10.424,
      "onscreen_delay": 0,
      "typing_delay": 10.424,
      "typing_duration": 10.424,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 476,
      "agent_id": 12,
      "delay": 6.422,
      "onscreen_delay": 3.268,
      "typing_delay": 3.154,
      "typing_duration": 8.245,
      "wpm": 22,
      "message": "เพื่อนตอบถูก "
    },
    {
      "message_id": 477,
      "agent_id": 33,
      "delay": 4.242,
      "onscreen_delay": 3.408,
      "typing_delay": 0.834,
      "typing_duration": 6.128,
      "wpm": 24,
      "message": "ยกมือ ซ้าย"
    },
    {
      "message_id": 478,
      "agent_id": 14,
      "delay": 2.114,
      "onscreen_delay": 0.773,
      "typing_delay": 1.341,
      "typing_duration": 6.685,
      "wpm": 36,
      "message": "นะ ใช่ ยกมือซ้าย "
    },
    {
      "message_id": 479,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 480,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 481,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 482,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 483,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 484,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 485,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 486,
      "agent_id": 14,
      "delay": 10.997,
      "onscreen_delay": 5.647,
      "typing_delay": 5.35,
      "typing_duration": 5.35,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 487,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 488,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 489,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 490,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 6.633,
      "typing_delay": 4.367,
      "typing_duration": 4.367,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 491,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 492,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 493,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 494,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 495,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 496,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 497,
      "agent_id": 33,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 498,
      "agent_id": 14,
      "delay": 11.003,
      "onscreen_delay": 0.082,
      "typing_delay": 10.921,
      "typing_duration": 10.921,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 499,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 500,
      "agent_id": 12,
      "delay": 11,
      "onscreen_delay": 7.163,
      "typing_delay": 3.837,
      "typing_duration": 10.084,
      "wpm": 40,
      "message": "สมมติครูมีโจทย์ใหม่อย่างนี้ "
    },
    {
      "message_id": 501,
      "agent_id": 33,
      "delay": 6.999,
      "onscreen_delay": 4.519,
      "typing_delay": 2.48,
      "typing_duration": 14.306,
      "wpm": 20,
      "message": "สมมติครูมีโจทย์ใหม่"
    },
    {
      "message_id": 502,
      "agent_id": 14,
      "delay": 10.304,
      "onscreen_delay": 10.261,
      "typing_delay": 0.043,
      "typing_duration": 6.3,
      "wpm": 71,
      "message": "หรือมือขวา ครูแทนตัวเลขให้แล้ว "
    },
    {
      "message_id": 503,
      "agent_id": 29,
      "delay": 6.302,
      "onscreen_delay": 2.243,
      "typing_delay": 4.059,
      "typing_duration": 4.059,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 504,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 505,
      "agent_id": 33,
      "delay": 10.999,
      "onscreen_delay": 5.589,
      "typing_delay": 5.41,
      "typing_duration": 5.41,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 506,
      "agent_id": 14,
      "delay": 6.997,
      "onscreen_delay": 0.812,
      "typing_delay": 6.185,
      "typing_duration": 7.707,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 507,
      "agent_id": 29,
      "delay": 3.704,
      "onscreen_delay": 0.957,
      "typing_delay": 2.747,
      "typing_duration": 12.121,
      "wpm": 30,
      "message": "ได้ไหมคะ ถ้า 25 น้อยกว่า "
    },
    {
      "message_id": 508,
      "agent_id": 12,
      "delay": 8.118,
      "onscreen_delay": 7.116,
      "typing_delay": 1.002,
      "typing_duration": 8.686,
      "wpm": 35,
      "message": "0 มันจริงไหม ไม่จริง "
    },
    {
      "message_id": 509,
      "agent_id": 33,
      "delay": 4.683,
      "onscreen_delay": 3.95,
      "typing_delay": 0.733,
      "typing_duration": 11.541,
      "wpm": 29,
      "message": "25 มันไม่ได้น้อยกว่า 0 "
    },
    {
      "message_id": 510,
      "agent_id": 14,
      "delay": 7.519,
      "onscreen_delay": 3.386,
      "typing_delay": 4.133,
      "typing_duration": 4.133,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 511,
      "agent_id": 29,
      "delay": 3.517,
      "onscreen_delay": 0.806,
      "typing_delay": 2.711,
      "typing_duration": 9.569,
      "wpm": 22,
      "message": "ไม่จริง ถูกไหม "
    },
    {
      "message_id": 512,
      "agent_id": 12,
      "delay": 5.567,
      "onscreen_delay": 4.939,
      "typing_delay": 0.628,
      "typing_duration": 9.871,
      "wpm": 71,
      "message": "ไม่จริง เพราะฉะนั้น บรรทัดนี้ไม่ทำ ต้องย้ายมาทำ"
    },
    {
      "message_id": 513,
      "agent_id": 33,
      "delay": 5.87,
      "onscreen_delay": 4.987,
      "typing_delay": 0.883,
      "typing_duration": 15.001,
      "wpm": 29,
      "message": "ตัวนี้ 25 มากกว่าเท่ากับ 0 ใช"
    },
    {
      "message_id": 514,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 10.941,
      "typing_delay": 0.059,
      "typing_duration": 5.63,
      "wpm": 88,
      "message": "มากกว่าเท่ากับ 0 ใช่ไหม ใช่ ก็เลย"
    },
    {
      "message_id": 515,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 6.998,
      "typing_delay": 0,
      "typing_duration": 4.306,
      "wpm": 45,
      "message": "ต้องยกมือซ้าย "
    },
    {
      "message_id": 516,
      "agent_id": 12,
      "delay": 4.477,
      "onscreen_delay": 0,
      "typing_delay": 4.477,
      "typing_duration": 4.477,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 517,
      "agent_id": 33,
      "delay": 4.35,
      "onscreen_delay": 0,
      "typing_delay": 4.35,
      "typing_duration": 4.35,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 518,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 519,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 520,
      "agent_id": 12,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 521,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 522,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 523,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 524,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 525,
      "agent_id": 33,
      "delay": 11,
      "onscreen_delay": 5.774,
      "typing_delay": 5.226,
      "typing_duration": 9.078,
      "wpm": 10,
      "message": "ดูเส้น"
    },
    {
      "message_id": 526,
      "agent_id": 14,
      "delay": 6.997,
      "onscreen_delay": 6.593,
      "typing_delay": 0.404,
      "typing_duration": 8.255,
      "wpm": 45,
      "message": "ดูเส้น อันนี้คือ 0 นะ -10 "
    },
    {
      "message_id": 527,
      "agent_id": 29,
      "delay": 4.25,
      "onscreen_delay": 4.148,
      "typing_delay": 0.102,
      "typing_duration": 6.868,
      "wpm": 17,
      "message": "ใช่ไหมคะ "
    },
    {
      "message_id": 528,
      "agent_id": 12,
      "delay": 2.864,
      "onscreen_delay": 1.872,
      "typing_delay": 0.992,
      "typing_duration": 10.084,
      "wpm": 22,
      "message": "มาทางขวา อันนี้"
    },
    {
      "message_id": 529,
      "agent_id": 33,
      "delay": 6.079,
      "onscreen_delay": 5.124,
      "typing_delay": 0.955,
      "typing_duration": 10.531,
      "wpm": 31,
      "message": "ไปทางซ้ายคือน้อยกว่า 0 "
    },
    {
      "message_id": 530,
      "agent_id": 14,
      "delay": 6.528,
      "onscreen_delay": 3.364,
      "typing_delay": 3.164,
      "typing_duration": 6.38,
      "wpm": 7,
      "message": "ถ้า"
    },
    {
      "message_id": 531,
      "agent_id": 29,
      "delay": 2.527,
      "onscreen_delay": 2.304,
      "typing_delay": 0.223,
      "typing_duration": 10.834,
      "wpm": 51,
      "message": "ตัวเลขอยู่ในช่วงนี้ถูกไหมคะ ให้ทำอะไร "
    },
    {
      "message_id": 532,
      "agent_id": 12,
      "delay": 6.833,
      "onscreen_delay": 4.043,
      "typing_delay": 2.79,
      "typing_duration": 6.515,
      "wpm": 21,
      "message": "ยกมือซ้าย "
    },
    {
      "message_id": 533,
      "agent_id": 33,
      "delay": 2.831,
      "onscreen_delay": 1.211,
      "typing_delay": 1.62,
      "typing_duration": 13.335,
      "wpm": 18,
      "message": "ใช่ไหม ถ้าตัวเลข"
    },
    {
      "message_id": 534,
      "agent_id": 14,
      "delay": 9.329,
      "onscreen_delay": 9.329,
      "typing_delay": 0,
      "typing_duration": 7.747,
      "wpm": 81,
      "message": "อยู่ในช่วงนี้นะคะ อันนี้รวมถึงตัวนี้ด้วยนะ "
    },
    {
      "message_id": 535,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 536,
      "agent_id": 12,
      "delay": 10.999,
      "onscreen_delay": 5.126,
      "typing_delay": 5.873,
      "typing_duration": 5.873,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 537,
      "agent_id": 33,
      "delay": 6.998,
      "onscreen_delay": 2.203,
      "typing_delay": 4.795,
      "typing_duration": 4.795,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 538,
      "agent_id": 14,
      "delay": 5.643,
      "onscreen_delay": 0,
      "typing_delay": 5.643,
      "typing_duration": 5.643,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 539,
      "agent_id": 29,
      "delay": 1.641,
      "onscreen_delay": 0.631,
      "typing_delay": 1.01,
      "typing_duration": 9.447,
      "wpm": 49,
      "message": "ได้ไหม ดู ดูเส้นจำนวนตัวนี้นะคะ "
    },
    {
      "message_id": 540,
      "agent_id": 12,
      "delay": 5.444,
      "onscreen_delay": 3.952,
      "typing_delay": 1.492,
      "typing_duration": 13.672,
      "wpm": 49,
      "message": "ครูแปลงจากตัวนั้นมาเป็นเส้นจำนวนแบบตัวนี้แล้ว "
    },
    {
      "message_id": 541,
      "agent_id": 33,
      "delay": 9.67,
      "onscreen_delay": 8.596,
      "typing_delay": 1.074,
      "typing_duration": 13.312,
      "wpm": 38,
      "message": "0  ตั้งแต่ 0 มาทางขวา ให้ยกมือซ้าย"
    },
    {
      "message_id": 542,
      "agent_id": 14,
      "delay": 9.311,
      "onscreen_delay": 8.42,
      "typing_delay": 0.891,
      "typing_duration": 6.507,
      "wpm": 44,
      "message": "ให้ยกมือซ้ายเห็นไหม "
    },
    {
      "message_id": 543,
      "agent_id": 29,
      "delay": 5.308,
      "onscreen_delay": 4.271,
      "typing_delay": 1.037,
      "typing_duration": 12.63,
      "wpm": 50,
      "message": "ถ้า  0 ย้อนไปทางซ้าย คือ ตัวเลขมันติดลบน่ะ "
    },
    {
      "message_id": 544,
      "agent_id": 12,
      "delay": 8.629,
      "onscreen_delay": 6.478,
      "typing_delay": 2.151,
      "typing_duration": 8.649,
      "wpm": 57,
      "message": "ตัวเลขมันติดลบ ทำไมมันไม่ลบให้ครู "
    },
    {
      "message_id": 545,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 546,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 9.505,
      "typing_delay": 1.494,
      "typing_duration": 4.402,
      "wpm": 37,
      "message": "เอาใหม่นะคะ "
    },
    {
      "message_id": 547,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 6.014,
      "typing_delay": 0.983,
      "typing_duration": 12.176,
      "wpm": 49,
      "message": "ตัวเลขติดลบนะ ถ้ามีตัวเลขติดลบอย่างนี้นะ "
    },
    {
      "message_id": 548,
      "agent_id": 12,
      "delay": 8.174,
      "onscreen_delay": 7.064,
      "typing_delay": 1.11,
      "typing_duration": 7.372,
      "wpm": 39,
      "message": "ให้ยกมือขวา เอาใหม่"
    },
    {
      "message_id": 549,
      "agent_id": 33,
      "delay": 4.173,
      "onscreen_delay": 3.231,
      "typing_delay": 0.942,
      "typing_duration": 12.897,
      "wpm": 27,
      "message": "นะ สมมิตครูบอกว่าเลข -1 "
    },
    {
      "message_id": 550,
      "agent_id": 14,
      "delay": 8.895,
      "onscreen_delay": 6.623,
      "typing_delay": 2.272,
      "typing_duration": 8.636,
      "wpm": 16,
      "message": "-1 ถ้า -1 "
    },
    {
      "message_id": 551,
      "agent_id": 29,
      "delay": 4.892,
      "onscreen_delay": 3.479,
      "typing_delay": 1.413,
      "typing_duration": 7.051,
      "wpm": 45,
      "message": "จะยกมือขวาหรือมือซ้าย "
    },
    {
      "message_id": 552,
      "agent_id": 12,
      "delay": 3.049,
      "onscreen_delay": 2.668,
      "typing_delay": 0.381,
      "typing_duration": 7.054,
      "wpm": 17,
      "message": "ลบ ลบ -1 "
    },
    {
      "message_id": 553,
      "agent_id": 33,
      "delay": 3.053,
      "onscreen_delay": 1.844,
      "typing_delay": 1.209,
      "typing_duration": 6.932,
      "wpm": 32,
      "message": "จะยกขวาหรือซ้าย"
    },
    {
      "message_id": 554,
      "agent_id": 14,
      "delay": 2.928,
      "onscreen_delay": 1.471,
      "typing_delay": 1.457,
      "typing_duration": 6.786,
      "wpm": 7,
      "message": "ขวา "
    },
    {
      "message_id": 555,
      "agent_id": 29,
      "delay": 2.785,
      "onscreen_delay": 1.544,
      "typing_delay": 1.241,
      "typing_duration": 4.879,
      "wpm": 37,
      "message": "-1 ขวาใช่ไหม "
    },
    {
      "message_id": 556,
      "agent_id": 12,
      "delay": 5.003,
      "onscreen_delay": 0,
      "typing_delay": 5.003,
      "typing_duration": 5.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 557,
      "agent_id": 33,
      "delay": 4.866,
      "onscreen_delay": 0,
      "typing_delay": 4.866,
      "typing_duration": 4.866,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 558,
      "agent_id": 14,
      "delay": 2.855,
      "onscreen_delay": 0,
      "typing_delay": 2.855,
      "typing_duration": 4.825,
      "wpm": 22,
      "message": "เอาใหม่ "
    },
    {
      "message_id": 559,
      "agent_id": 29,
      "delay": 1.793,
      "onscreen_delay": 0,
      "typing_delay": 1.793,
      "typing_duration": 11.132,
      "wpm": 38,
      "message": "ถ้าครูเปลี่ยนเลขตัวนี้เป็น 9 "
    },
    {
      "message_id": 560,
      "agent_id": 12,
      "delay": 7.127,
      "onscreen_delay": 5.973,
      "typing_delay": 1.154,
      "typing_duration": 8.297,
      "wpm": 16,
      "message": "เกินมา 15 "
    },
    {
      "message_id": 561,
      "agent_id": 33,
      "delay": 4.295,
      "onscreen_delay": 2.93,
      "typing_delay": 1.365,
      "typing_duration": 8.162,
      "wpm": 29,
      "message": "15 ยกซ้ายหรือขวา "
    },
    {
      "message_id": 562,
      "agent_id": 14,
      "delay": 4.16,
      "onscreen_delay": 3.284,
      "typing_delay": 0.876,
      "typing_duration": 6.072,
      "wpm": 12,
      "message": "15 15 "
    },
    {
      "message_id": 563,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 564,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 565,
      "agent_id": 33,
      "delay": 10.996,
      "onscreen_delay": 6.678,
      "typing_delay": 4.318,
      "typing_duration": 4.318,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 566,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 567,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 568,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 569,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 570,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 571,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 572,
      "agent_id": 12,
      "delay": 15.006,
      "onscreen_delay": 0,
      "typing_delay": 15.006,
      "typing_duration": 15.006,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 573,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 574,
      "agent_id": 14,
      "delay": 11.868,
      "onscreen_delay": 0,
      "typing_delay": 11.868,
      "typing_duration": 11.868,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 575,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 576,
      "agent_id": 12,
      "delay": 10.999,
      "onscreen_delay": 7.496,
      "typing_delay": 3.503,
      "typing_duration": 9.887,
      "wpm": 24,
      "message": "อันนี้โอเคขึ้นนะ "
    },
    {
      "message_id": 577,
      "agent_id": 33,
      "delay": 6.997,
      "onscreen_delay": 5.944,
      "typing_delay": 1.053,
      "typing_duration": 12.764,
      "wpm": 33,
      "message": "ครูเปลี่ยนใหม่ ถ้าเป็นแบบนี้"
    },
    {
      "message_id": 578,
      "agent_id": 14,
      "delay": 8.763,
      "onscreen_delay": 8.588,
      "typing_delay": 0.175,
      "typing_duration": 8.856,
      "wpm": 53,
      "message": "ติดลบ คือ ซ้าย เป็นบวกมากกว่า 0 "
    },
    {
      "message_id": 579,
      "agent_id": 29,
      "delay": 4.854,
      "onscreen_delay": 4.373,
      "typing_delay": 0.481,
      "typing_duration": 11.034,
      "wpm": 49,
      "message": "ก็คือขวาใช่ไหมคะ คราวนี้จะได้ไม่งงนะ "
    },
    {
      "message_id": 580,
      "agent_id": 12,
      "delay": 7.031,
      "onscreen_delay": 4.862,
      "typing_delay": 2.169,
      "typing_duration": 6.265,
      "wpm": 26,
      "message": "19 ยกมือไหน"
    },
    {
      "message_id": 581,
      "agent_id": 33,
      "delay": 5.362,
      "onscreen_delay": 0,
      "typing_delay": 5.362,
      "typing_duration": 5.362,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 582,
      "agent_id": 14,
      "delay": 1.359,
      "onscreen_delay": 0.309,
      "typing_delay": 1.05,
      "typing_duration": 6.074,
      "wpm": 37,
      "message": "คนอื่นล่ะ ใช่ ๆ "
    },
    {
      "message_id": 583,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 584,
      "agent_id": 12,
      "delay": 11,
      "onscreen_delay": 7.794,
      "typing_delay": 3.206,
      "typing_duration": 7.145,
      "wpm": 31,
      "message": "ขวา เปลี่ยนแล้ว"
    },
    {
      "message_id": 585,
      "agent_id": 33,
      "delay": 6.999,
      "onscreen_delay": 2.587,
      "typing_delay": 4.412,
      "typing_duration": 4.412,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 586,
      "agent_id": 14,
      "delay": 6.764,
      "onscreen_delay": 0,
      "typing_delay": 6.764,
      "typing_duration": 6.764,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 587,
      "agent_id": 29,
      "delay": 2.763,
      "onscreen_delay": 1.192,
      "typing_delay": 1.571,
      "typing_duration": 8.936,
      "wpm": 44,
      "message": "ครูผิดพลาดแล้ว ดูเส้นจำนวน "
    },
    {
      "message_id": 588,
      "agent_id": 12,
      "delay": 4.933,
      "onscreen_delay": 3.781,
      "typing_delay": 1.152,
      "typing_duration": 7.66,
      "wpm": 65,
      "message": "ได้ไหม โอเคเอาใหม่นะอีกครั้งหนึ่ง"
    },
    {
      "message_id": 589,
      "agent_id": 33,
      "delay": 4.064,
      "onscreen_delay": 0,
      "typing_delay": 4.064,
      "typing_duration": 6.993,
      "wpm": 4,
      "message": "-5 "
    },
    {
      "message_id": 590,
      "agent_id": 14,
      "delay": 5.125,
      "onscreen_delay": 0,
      "typing_delay": 5.125,
      "typing_duration": 5.125,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 591,
      "agent_id": 29,
      "delay": 1.686,
      "onscreen_delay": 0,
      "typing_delay": 1.686,
      "typing_duration": 7.134,
      "wpm": 40,
      "message": "ซ้ายหรือขวา ใช่ คือ "
    },
    {
      "message_id": 592,
      "agent_id": 12,
      "delay": 3.132,
      "onscreen_delay": 2.312,
      "typing_delay": 0.82,
      "typing_duration": 6.873,
      "wpm": 65,
      "message": "ซ้ายใช่ไหมคะ แล้วรู้ได้อย่างไร "
    },
    {
      "message_id": 593,
      "agent_id": 33,
      "delay": 2.872,
      "onscreen_delay": 2.143,
      "typing_delay": 0.729,
      "typing_duration": 11.627,
      "wpm": 41,
      "message": "เราเอาตัวเลขนั้นมาเทียบ ถูกไหมคะ"
    },
    {
      "message_id": 594,
      "agent_id": 14,
      "delay": 7.626,
      "onscreen_delay": 7.626,
      "typing_delay": 0,
      "typing_duration": 7.678,
      "wpm": 86,
      "message": "ตัดสินใจอยู่ตอนนี้ จะยกซ้ายหรือยกขวาใช่ไหมคะ "
    },
    {
      "message_id": 595,
      "agent_id": 29,
      "delay": 3.677,
      "onscreen_delay": 2.516,
      "typing_delay": 1.161,
      "typing_duration": 13.801,
      "wpm": 42,
      "message": "นี่คือการจตัดสินใจใช่ไหมคะ จะยกมือไหนดี "
    },
    {
      "message_id": 596,
      "agent_id": 12,
      "delay": 9.8,
      "onscreen_delay": 8.653,
      "typing_delay": 1.147,
      "typing_duration": 8.713,
      "wpm": 62,
      "message": "อย่างที่ครูบอกว่าถ้ามากกว่าเท่ากับ 0 "
    },
    {
      "message_id": 597,
      "agent_id": 33,
      "delay": 5.796,
      "onscreen_delay": 4.875,
      "typing_delay": 0.921,
      "typing_duration": 15.001,
      "wpm": 34,
      "message": "เราจะยกมือขวา เพราะฉะนั้นเมื่อไหร่"
    },
    {
      "message_id": 598,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 11,
      "typing_delay": 0,
      "typing_duration": 11.982,
      "wpm": 63,
      "message": "ที่ครูบอกตัวเลขคุณไป เราต้องมานั่งคิดตัดสินใจ เอ๊ะ "
    },
    {
      "message_id": 599,
      "agent_id": 29,
      "delay": 7.979,
      "onscreen_delay": 6.961,
      "typing_delay": 1.018,
      "typing_duration": 8.494,
      "wpm": 79,
      "message": "มันมากกว่า 0 หรือเปล่า ใช่ไหม ถ้ามันมากกว่า 0 "
    },
    {
      "message_id": 600,
      "agent_id": 12,
      "delay": 4.493,
      "onscreen_delay": 4.137,
      "typing_delay": 0.356,
      "typing_duration": 12.917,
      "wpm": 33,
      "message": "เราต้องยกมือซ้ายแต่ถ้าไม่ใช่ "
    },
    {
      "message_id": 601,
      "agent_id": 33,
      "delay": 8.916,
      "onscreen_delay": 8.198,
      "typing_delay": 0.718,
      "typing_duration": 12.396,
      "wpm": 36,
      "message": "มันน้อยกว่า 0 พูดผิด มากกว่า 0"
    },
    {
      "message_id": 602,
      "agent_id": 14,
      "delay": 8.395,
      "onscreen_delay": 8.395,
      "typing_delay": 0,
      "typing_duration": 7.184,
      "wpm": 84,
      "message": "ยกมือขวา น้อยกว่า 0 เราต้องยกมือซ้ายนะคะ "
    },
    {
      "message_id": 603,
      "agent_id": 29,
      "delay": 4.394,
      "onscreen_delay": 3.721,
      "typing_delay": 0.673,
      "typing_duration": 10.472,
      "wpm": 52,
      "message": "อันนี้คือการตัดสินใจนะ นะคะ ตัดสินใจ"
    },
    {
      "message_id": 604,
      "agent_id": 12,
      "delay": 6.47,
      "onscreen_delay": 5.903,
      "typing_delay": 0.567,
      "typing_duration": 6.448,
      "wpm": 51,
      "message": "จะยกซ้ายหรือยกมือขวาดี "
    },
    {
      "message_id": 605,
      "agent_id": 33,
      "delay": 2.468,
      "onscreen_delay": 1.564,
      "typing_delay": 0.904,
      "typing_duration": 10.104,
      "wpm": 43,
      "message": "เทียบกับอะไร ก็ต้องมีเงื่อนไข"
    },
    {
      "message_id": 606,
      "agent_id": 14,
      "delay": 6.102,
      "onscreen_delay": 6.102,
      "typing_delay": 0,
      "typing_duration": 6.625,
      "wpm": 102,
      "message": "มีเงื่อนไขใช่ไหม ต้องมีเงื่อนไขของการตัดสินใจ"
    },
    {
      "message_id": 607,
      "agent_id": 29,
      "delay": 2.624,
      "onscreen_delay": 1.65,
      "typing_delay": 0.974,
      "typing_duration": 9.653,
      "wpm": 70,
      "message": "นะคะ จะยกมือซ้ายเมื่อไหร่ จะยกมือขวาเมื่อไหร่ "
    },
    {
      "message_id": 608,
      "agent_id": 12,
      "delay": 5.652,
      "onscreen_delay": 2.003,
      "typing_delay": 3.649,
      "typing_duration": 7.4,
      "wpm": 8,
      "message": "เวลา"
    },
    {
      "message_id": 609,
      "agent_id": 33,
      "delay": 3.398,
      "onscreen_delay": 2.804,
      "typing_delay": 0.594,
      "typing_duration": 10.928,
      "wpm": 40,
      "message": "เราเอาไปเขียนโปรแกรม เราจะใช้"
    },
    {
      "message_id": 610,
      "agent_id": 14,
      "delay": 6.926,
      "onscreen_delay": 6.678,
      "typing_delay": 0.248,
      "typing_duration": 6.898,
      "wpm": 61,
      "message": "จะใช้คำสั่ง if ตัวนี้ล่ะนะคะ "
    },
    {
      "message_id": 611,
      "agent_id": 29,
      "delay": 2.925,
      "onscreen_delay": 2.701,
      "typing_delay": 0.224,
      "typing_duration": 7.518,
      "wpm": 60,
      "message": "แล้วข้างในวงเล็บ ก็คือเงื่อนไข "
    },
    {
      "message_id": 612,
      "agent_id": 12,
      "delay": 3.517,
      "onscreen_delay": 2.839,
      "typing_delay": 0.678,
      "typing_duration": 12.018,
      "wpm": 41,
      "message": "ที่เรากำหนดขึ้นนะ เป็นเงื่อนไขที่"
    },
    {
      "message_id": 613,
      "agent_id": 33,
      "delay": 8.017,
      "onscreen_delay": 7.566,
      "typing_delay": 0.451,
      "typing_duration": 9.93,
      "wpm": 44,
      "message": "ืี่เรากำหนดขึ้นนะคะ เสร็จแล้ว"
    },
    {
      "message_id": 614,
      "agent_id": 14,
      "delay": 5.929,
      "onscreen_delay": 5.745,
      "typing_delay": 0.184,
      "typing_duration": 5.919,
      "wpm": 84,
      "message": "ถ้ามันจริงให้เราทำอะไร ถ้าไม่จริง"
    },
    {
      "message_id": 615,
      "agent_id": 29,
      "delay": 1.928,
      "onscreen_delay": 0.749,
      "typing_delay": 1.179,
      "typing_duration": 4.715,
      "wpm": 41,
      "message": "ให้ทำอะไรนะคะ "
    },
    {
      "message_id": 616,
      "agent_id": 12,
      "delay": 7.918,
      "onscreen_delay": 0,
      "typing_delay": 7.918,
      "typing_duration": 7.918,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 617,
      "agent_id": 33,
      "delay": 4.038,
      "onscreen_delay": 0,
      "typing_delay": 4.038,
      "typing_duration": 7.531,
      "wpm": 16,
      "message": "เค ถัดมา"
    },
    {
      "message_id": 618,
      "agent_id": 14,
      "delay": 4.091,
      "onscreen_delay": 0,
      "typing_delay": 4.091,
      "typing_duration": 4.091,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 619,
      "agent_id": 29,
      "delay": 3.354,
      "onscreen_delay": 0,
      "typing_delay": 3.354,
      "typing_duration": 5.867,
      "wpm": 23,
      "message": "จะเห็นว่า"
    },
    {
      "message_id": 620,
      "agent_id": 12,
      "delay": 1.863,
      "onscreen_delay": 1.294,
      "typing_delay": 0.569,
      "typing_duration": 8.438,
      "wpm": 84,
      "message": "การตัดสินใจตรงนี้ เราจะทำงานแค่ 1 ครั้งเท่านั้น"
    },
    {
      "message_id": 621,
      "agent_id": 33,
      "delay": 4.433,
      "onscreen_delay": 3.392,
      "typing_delay": 1.041,
      "typing_duration": 12.784,
      "wpm": 25,
      "message": "นะคะ ตรวจสอบเบงื่อนไข"
    },
    {
      "message_id": 622,
      "agent_id": 14,
      "delay": 8.776,
      "onscreen_delay": 8.572,
      "typing_delay": 0.204,
      "typing_duration": 7.932,
      "wpm": 72,
      "message": "ถูกไหม แล้วก็ยกมือถูกไหมคะ ตามโจทย์นี่"
    },
    {
      "message_id": 623,
      "agent_id": 29,
      "delay": 4.775,
      "onscreen_delay": 3.555,
      "typing_delay": 1.22,
      "typing_duration": 7.307,
      "wpm": 47,
      "message": "ตรวจสอบเงื่อนไข 1 ครั้ง "
    },
    {
      "message_id": 624,
      "agent_id": 12,
      "delay": 3.305,
      "onscreen_delay": 2.446,
      "typing_delay": 0.859,
      "typing_duration": 9.032,
      "wpm": 56,
      "message": "แล้วมันเป็นจริงหรือเปล่า ถ้าจริงก็"
    },
    {
      "message_id": 625,
      "agent_id": 33,
      "delay": 5.029,
      "onscreen_delay": 4.387,
      "typing_delay": 0.642,
      "typing_duration": 11.321,
      "wpm": 34,
      "message": "มายกมือในบรรทัดนี้ถูกไหมคะ "
    },
    {
      "message_id": 626,
      "agent_id": 14,
      "delay": 7.319,
      "onscreen_delay": 6.584,
      "typing_delay": 0.735,
      "typing_duration": 8.534,
      "wpm": 44,
      "message": "หรือตรวจสอบเงื่อนไขตัวนี้"
    },
    {
      "message_id": 627,
      "agent_id": 29,
      "delay": 4.531,
      "onscreen_delay": 3.635,
      "typing_delay": 0.896,
      "typing_duration": 12.931,
      "wpm": 39,
      "message": "แล้วไม่จริง ก็มายกมือในบรรทัดยกมือ"
    },
    {
      "message_id": 628,
      "agent_id": 12,
      "delay": 8.93,
      "onscreen_delay": 8.023,
      "typing_delay": 0.907,
      "typing_duration": 5.756,
      "wpm": 42,
      "message": "ซ้าย เพราะฉะนั้น "
    },
    {
      "message_id": 629,
      "agent_id": 33,
      "delay": 4.929,
      "onscreen_delay": 4.414,
      "typing_delay": 0.515,
      "typing_duration": 9.594,
      "wpm": 34,
      "message": "เวลาเรานับการทำงานนะคะ "
    },
    {
      "message_id": 630,
      "agent_id": 14,
      "delay": 5.593,
      "onscreen_delay": 5.593,
      "typing_delay": 0,
      "typing_duration": 6.35,
      "wpm": 61,
      "message": "นะคะ เราก็จะนับเฉพาะบรรทัด"
    },
    {
      "message_id": 631,
      "agent_id": 29,
      "delay": 2.347,
      "onscreen_delay": 2.225,
      "typing_delay": 0.122,
      "typing_duration": 6.88,
      "wpm": 55,
      "message": "ที่เราทำงานเท่านั้น ทำงาน"
    },
    {
      "message_id": 632,
      "agent_id": 12,
      "delay": 2.878,
      "onscreen_delay": 2.187,
      "typing_delay": 0.691,
      "typing_duration": 9.775,
      "wpm": 55,
      "message": "เพียง 1 ครั้งเท่านั้นนะคะ ทำงานเพียง "
    },
    {
      "message_id": 633,
      "agent_id": 33,
      "delay": 5.773,
      "onscreen_delay": 4.698,
      "typing_delay": 1.075,
      "typing_duration": 11.666,
      "wpm": 35,
      "message": "1 ครั้งเท่านั้น เพราะฉะนั้น"
    },
    {
      "message_id": 634,
      "agent_id": 14,
      "delay": 7.664,
      "onscreen_delay": 7.403,
      "typing_delay": 0.261,
      "typing_duration": 10.835,
      "wpm": 60,
      "message": "เช่น เราเปรียบเทียบที่เงื่อนไขทำงาน 1 ครั้ง"
    },
    {
      "message_id": 635,
      "agent_id": 29,
      "delay": 6.832,
      "onscreen_delay": 5.679,
      "typing_delay": 1.153,
      "typing_duration": 10.921,
      "wpm": 49,
      "message": "นะคะ ถ้ามันเป็นจริงจะมาทำบรรทัดที่ 3 "
    },
    {
      "message_id": 636,
      "agent_id": 12,
      "delay": 6.92,
      "onscreen_delay": 5.462,
      "typing_delay": 1.458,
      "typing_duration": 5.648,
      "wpm": 42,
      "message": "แล้วก็จบการทำงาน "
    },
    {
      "message_id": 637,
      "agent_id": 33,
      "delay": 2.919,
      "onscreen_delay": 2.017,
      "typing_delay": 0.902,
      "typing_duration": 10.78,
      "wpm": 29,
      "message": "ข้างล่างนี้จะไม่ทำต่อ"
    },
    {
      "message_id": 638,
      "agent_id": 14,
      "delay": 6.777,
      "onscreen_delay": 6.777,
      "typing_delay": 0,
      "typing_duration": 7.172,
      "wpm": 73,
      "message": "จะไม่ทำต่อ เพราะเราตัดสินใจแล้วนะคะ "
    },
    {
      "message_id": 639,
      "agent_id": 29,
      "delay": 3.166,
      "onscreen_delay": 2.768,
      "typing_delay": 0.398,
      "typing_duration": 12.871,
      "wpm": 54,
      "message": "เพราะเราตัดสินใจแล้ว ตัดสินใจให้แสดงข้อความนี้ "
    },
    {
      "message_id": 640,
      "agent_id": 12,
      "delay": 8.869,
      "onscreen_delay": 8.235,
      "typing_delay": 0.634,
      "typing_duration": 12.627,
      "wpm": 34,
      "message": "เสร็จแล้วก็จบนะคะ เพราะฉะนั้น "
    },
    {
      "message_id": 641,
      "agent_id": 33,
      "delay": 8.625,
      "onscreen_delay": 7.793,
      "typing_delay": 0.832,
      "typing_duration": 13.847,
      "wpm": 40,
      "message": "มันก็จะทำงานบรรทัดที่ 1 ทำงาน 1 ครั้ง"
    },
    {
      "message_id": 642,
      "agent_id": 14,
      "delay": 9.845,
      "onscreen_delay": 9.565,
      "typing_delay": 0.28,
      "typing_duration": 8.937,
      "wpm": 62,
      "message": "ทำงานบรรทัดที่ 3 ทำงานอีก 1 ครั้งนะคะ "
    },
    {
      "message_id": 643,
      "agent_id": 29,
      "delay": 5.844,
      "onscreen_delay": 5.694,
      "typing_delay": 0.15,
      "typing_duration": 8.889,
      "wpm": 67,
      "message": "ก็จบการทำงาน เพราะฉะนั้น ถ้าBig-O ที่ได้ "
    },
    {
      "message_id": 644,
      "agent_id": 12,
      "delay": 4.887,
      "onscreen_delay": 2.045,
      "typing_delay": 2.842,
      "typing_duration": 8.393,
      "wpm": 27,
      "message": "เราก็เอา 1 นะคะ "
    },
    {
      "message_id": 645,
      "agent_id": 33,
      "delay": 4.39,
      "onscreen_delay": 3.662,
      "typing_delay": 0.728,
      "typing_duration": 7.517,
      "wpm": 18,
      "message": "+1 เป็น 2 "
    },
    {
      "message_id": 646,
      "agent_id": 14,
      "delay": 3.512,
      "onscreen_delay": 3.512,
      "typing_delay": 0,
      "typing_duration": 9.325,
      "wpm": 80,
      "message": "เวลาเราเขียนค่า Big-O จะแทนด้วย 1 เพราะมันไม่มีค่า"
    },
    {
      "message_id": 647,
      "agent_id": 29,
      "delay": 5.324,
      "onscreen_delay": 4.999,
      "typing_delay": 0.325,
      "typing_duration": 9.837,
      "wpm": 81,
      "message": "สัมประสิทธิ์อะไรเลย มันเป็นตัวเลขนะ เราก็แทนมันเป็น 1 "
    },
    {
      "message_id": 648,
      "agent_id": 12,
      "delay": 5.832,
      "onscreen_delay": 4.735,
      "typing_delay": 1.097,
      "typing_duration": 4.872,
      "wpm": 12,
      "message": "นะคะ"
    },
    {
      "message_id": 649,
      "agent_id": 33,
      "delay": 4.08,
      "onscreen_delay": 0,
      "typing_delay": 4.08,
      "typing_duration": 4.08,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 650,
      "agent_id": 14,
      "delay": 13.476,
      "onscreen_delay": 0,
      "typing_delay": 13.476,
      "typing_duration": 13.476,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 651,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 652,
      "agent_id": 12,
      "delay": 10.997,
      "onscreen_delay": 5.048,
      "typing_delay": 5.949,
      "typing_duration": 5.949,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 653,
      "agent_id": 33,
      "delay": 6.995,
      "onscreen_delay": 6.077,
      "typing_delay": 0.918,
      "typing_duration": 4.968,
      "wpm": 21,
      "message": "คราวนี้ "
    },
    {
      "message_id": 654,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 655,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 656,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 657,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 658,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 659,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 660,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 661,
      "agent_id": 33,
      "delay": 11.001,
      "onscreen_delay": 6.775,
      "typing_delay": 4.226,
      "typing_duration": 4.226,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 662,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 663,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 664,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 665,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 666,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 667,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 668,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 669,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 670,
      "agent_id": 14,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 671,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 672,
      "agent_id": 12,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 673,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 674,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 675,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 676,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 677,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 678,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 679,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 680,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 681,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 682,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 683,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 684,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 685,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 686,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 0.454,
      "typing_delay": 10.545,
      "typing_duration": 10.545,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 687,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 688,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 689,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 690,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 6.524,
      "typing_delay": 4.474,
      "typing_duration": 4.474,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 691,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 692,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 693,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 694,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.891,
      "typing_delay": 4.108,
      "typing_duration": 4.108,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 695,
      "agent_id": 29,
      "delay": 6.996,
      "onscreen_delay": 1.354,
      "typing_delay": 5.642,
      "typing_duration": 9.293,
      "wpm": 19,
      "message": "ไม่ได้ใช่ไหม "
    },
    {
      "message_id": 696,
      "agent_id": 12,
      "delay": 5.291,
      "onscreen_delay": 3.697,
      "typing_delay": 1.594,
      "typing_duration": 4.9,
      "wpm": 37,
      "message": "ไม่เป็นไรค่ะ "
    },
    {
      "message_id": 697,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 698,
      "agent_id": 14,
      "delay": 11.003,
      "onscreen_delay": 10.473,
      "typing_delay": 0.53,
      "typing_duration": 5.962,
      "wpm": 68,
      "message": "ทำอย่างไรจะขึ้นมาอีกทีหนึ่ง "
    },
    {
      "message_id": 699,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 700,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 701,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 702,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.859,
      "typing_delay": 4.14,
      "typing_duration": 4.14,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 703,
      "agent_id": 29,
      "delay": 6.995,
      "onscreen_delay": 3.862,
      "typing_delay": 3.133,
      "typing_duration": 8.008,
      "wpm": 47,
      "message": "คือ เสียงเข้าเฉย ๆ ใช่ไหม "
    },
    {
      "message_id": 704,
      "agent_id": 12,
      "delay": 4.633,
      "onscreen_delay": 0,
      "typing_delay": 4.633,
      "typing_duration": 10.312,
      "wpm": 23,
      "message": "คราวนี้ดูต่อนะคะ "
    },
    {
      "message_id": 705,
      "agent_id": 33,
      "delay": 8.288,
      "onscreen_delay": 0,
      "typing_delay": 8.288,
      "typing_duration": 13.138,
      "wpm": 18,
      "message": "คราวนี้ดูต่อนะคะ"
    },
    {
      "message_id": 706,
      "agent_id": 14,
      "delay": 9.136,
      "onscreen_delay": 4.973,
      "typing_delay": 4.163,
      "typing_duration": 4.163,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 707,
      "agent_id": 29,
      "delay": 5.444,
      "onscreen_delay": 0,
      "typing_delay": 5.444,
      "typing_duration": 5.444,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 708,
      "agent_id": 12,
      "delay": 6.503,
      "onscreen_delay": 0,
      "typing_delay": 6.503,
      "typing_duration": 6.503,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 709,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 710,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 6.914,
      "typing_delay": 4.087,
      "typing_duration": 4.087,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 711,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 712,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 713,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 714,
      "agent_id": 14,
      "delay": 10.997,
      "onscreen_delay": 6.563,
      "typing_delay": 4.434,
      "typing_duration": 4.434,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 715,
      "agent_id": 29,
      "delay": 6.996,
      "onscreen_delay": 5.162,
      "typing_delay": 1.834,
      "typing_duration": 14.817,
      "wpm": 29,
      "message": "คราวนี้ เมื่อกี้ คือ เงื่อนไข"
    },
    {
      "message_id": 716,
      "agent_id": 12,
      "delay": 10.815,
      "onscreen_delay": 10.576,
      "typing_delay": 0.239,
      "typing_duration": 14.165,
      "wpm": 47,
      "message": "ใช่ไหมคะ คือ เงื่อนไข เงื่อนไขคือการตัดสินใจ "
    },
    {
      "message_id": 717,
      "agent_id": 33,
      "delay": 10.163,
      "onscreen_delay": 7.349,
      "typing_delay": 2.814,
      "typing_duration": 8.545,
      "wpm": 30,
      "message": "ถัดมา เมื่อกี้ครู"
    },
    {
      "message_id": 718,
      "agent_id": 14,
      "delay": 6.162,
      "onscreen_delay": 6.127,
      "typing_delay": 0.035,
      "typing_duration": 6.845,
      "wpm": 81,
      "message": "ครูบอกแล้วว่าถ้าเรามีคำสั่งซ้ำ ๆ นะคะ "
    },
    {
      "message_id": 719,
      "agent_id": 29,
      "delay": 2.843,
      "onscreen_delay": 2.424,
      "typing_delay": 0.419,
      "typing_duration": 8.814,
      "wpm": 71,
      "message": "เราจะไม่เขียนคำสั่งเดิม ๆ หลาย ๆ ครั้ง เรา"
    },
    {
      "message_id": 720,
      "agent_id": 12,
      "delay": 4.813,
      "onscreen_delay": 3.851,
      "typing_delay": 0.962,
      "typing_duration": 11.894,
      "wpm": 24,
      "message": "ก็จะใช้การวนซ้ำนะคะ"
    },
    {
      "message_id": 721,
      "agent_id": 33,
      "delay": 7.892,
      "onscreen_delay": 6.989,
      "typing_delay": 0.903,
      "typing_duration": 9.058,
      "wpm": 33,
      "message": "หรือการใช้ loops แทน"
    },
    {
      "message_id": 722,
      "agent_id": 14,
      "delay": 5.055,
      "onscreen_delay": 5.055,
      "typing_delay": 0,
      "typing_duration": 6.3,
      "wpm": 71,
      "message": "การเขียนแบบเดิม ๆ เหมือน ๆ กัน "
    },
    {
      "message_id": 723,
      "agent_id": 29,
      "delay": 2.296,
      "onscreen_delay": 1.241,
      "typing_delay": 1.055,
      "typing_duration": 11.544,
      "wpm": 53,
      "message": "แล้วการใช้ Loop นะคะ เราจะพูดถึง Loop for "
    },
    {
      "message_id": 724,
      "agent_id": 12,
      "delay": 7.543,
      "onscreen_delay": 6.973,
      "typing_delay": 0.57,
      "typing_duration": 11.546,
      "wpm": 42,
      "message": "นะ ที่ง่ายที่สุดนะคะ การใช้ Loop "
    },
    {
      "message_id": 725,
      "agent_id": 33,
      "delay": 7.544,
      "onscreen_delay": 6.146,
      "typing_delay": 1.398,
      "typing_duration": 13.619,
      "wpm": 34,
      "message": "For ก็คือเรามีจำนวนรอบที่แน่นอน"
    },
    {
      "message_id": 726,
      "agent_id": 14,
      "delay": 9.618,
      "onscreen_delay": 8.855,
      "typing_delay": 0.763,
      "typing_duration": 7.125,
      "wpm": 69,
      "message": "เรานับจำนวนรอบได้ว่าทำงานกี่ครั้ง"
    },
    {
      "message_id": 727,
      "agent_id": 29,
      "delay": 5.616,
      "onscreen_delay": 4.026,
      "typing_delay": 1.59,
      "typing_duration": 4.226,
      "wpm": 14,
      "message": "นะคะ "
    },
    {
      "message_id": 728,
      "agent_id": 12,
      "delay": 1.615,
      "onscreen_delay": 0.396,
      "typing_delay": 1.219,
      "typing_duration": 9.045,
      "wpm": 36,
      "message": "จากโจทย์ที่ครูกำหนดให้"
    },
    {
      "message_id": 729,
      "agent_id": 33,
      "delay": 5.044,
      "onscreen_delay": 4.288,
      "typing_delay": 0.756,
      "typing_duration": 12.652,
      "wpm": 31,
      "message": "เราใช้ for แสดงว่าเราทำงาน"
    },
    {
      "message_id": 730,
      "agent_id": 14,
      "delay": 8.651,
      "onscreen_delay": 8.651,
      "typing_delay": 0,
      "typing_duration": 12.102,
      "wpm": 68,
      "message": "มากกว่า 1 ครั้ง อาจจะเป็น 2 ครั้ง, 3 ครั้ง, 4 ครั้ง ตาม"
    },
    {
      "message_id": 731,
      "agent_id": 29,
      "delay": 8.101,
      "onscreen_delay": 7.851,
      "typing_delay": 0.25,
      "typing_duration": 9.942,
      "wpm": 51,
      "message": "ที่เรากำหนด และเราอยากรู้ว่า จำนวน"
    },
    {
      "message_id": 732,
      "agent_id": 12,
      "delay": 5.94,
      "onscreen_delay": 5.535,
      "typing_delay": 0.405,
      "typing_duration": 7.211,
      "wpm": 83,
      "message": "รอบของการทำงานน่ะ เมื่อเราวัดประสิทธิภาพ "
    },
    {
      "message_id": 733,
      "agent_id": 33,
      "delay": 3.21,
      "onscreen_delay": 0.946,
      "typing_delay": 2.264,
      "typing_duration": 12.231,
      "wpm": 17,
      "message": "เวลาที่ใช้นะคะ "
    },
    {
      "message_id": 734,
      "agent_id": 14,
      "delay": 8.229,
      "onscreen_delay": 8.229,
      "typing_delay": 0,
      "typing_duration": 5.466,
      "wpm": 99,
      "message": "เราจะวัดอย่างไร มันจะได้ค่าอะไรออกมา "
    },
    {
      "message_id": 735,
      "agent_id": 29,
      "delay": 4.227,
      "onscreen_delay": 3.9,
      "typing_delay": 0.327,
      "typing_duration": 10.197,
      "wpm": 51,
      "message": "ในการทำงานนะ เรากำหนดให้เป็น n ใด ๆ "
    },
    {
      "message_id": 736,
      "agent_id": 12,
      "delay": 6.196,
      "onscreen_delay": 5.016,
      "typing_delay": 1.18,
      "typing_duration": 8.538,
      "wpm": 44,
      "message": "เป็นตัว  n นะ เป็น n ใด ๆ "
    },
    {
      "message_id": 737,
      "agent_id": 33,
      "delay": 4.537,
      "onscreen_delay": 3.362,
      "typing_delay": 1.175,
      "typing_duration": 15,
      "wpm": 45,
      "message": "เมื่อแทน n ด้วยตัวเลขอะไรก็ตามจะมีประสิทธิภาพ"
    },
    {
      "message_id": 738,
      "agent_id": 14,
      "delay": 10.995,
      "onscreen_delay": 10.995,
      "typing_delay": 0,
      "typing_duration": 5.633,
      "wpm": 64,
      "message": "อะไรก็ตามจะมีประสิทธิภาพ"
    },
    {
      "message_id": 739,
      "agent_id": 29,
      "delay": 6.988,
      "onscreen_delay": 6.79,
      "typing_delay": 0.198,
      "typing_duration": 13.79,
      "wpm": 42,
      "message": "ในเรื่องของความเร็ว มีค่า Big-O เท่ากัน"
    },
    {
      "message_id": 740,
      "agent_id": 12,
      "delay": 9.788,
      "onscreen_delay": 8.974,
      "typing_delay": 0.814,
      "typing_duration": 9.42,
      "wpm": 6,
      "message": "นะคะ "
    },
    {
      "message_id": 741,
      "agent_id": 33,
      "delay": 5.786,
      "onscreen_delay": 4.959,
      "typing_delay": 0.827,
      "typing_duration": 13.835,
      "wpm": 39,
      "message": "เช่น ครูมีคำสั่งอยู่ทั้งหมด 3 บรรทัด "
    },
    {
      "message_id": 742,
      "agent_id": 14,
      "delay": 9.834,
      "onscreen_delay": 9.834,
      "typing_delay": 0,
      "typing_duration": 9.002,
      "wpm": 72,
      "message": "เห็นหน้าจอ ครูมีอยู่ 3 บรรทัดนะคะ บรรทัดแรก"
    },
    {
      "message_id": 743,
      "agent_id": 29,
      "delay": 5.828,
      "onscreen_delay": 5.081,
      "typing_delay": 0.747,
      "typing_duration": 15.001,
      "wpm": 42,
      "message": "ไม่ได้อยู่ใน loop for บรรทัดแรกเป็นการกำหน"
    },
    {
      "message_id": 744,
      "agent_id": 12,
      "delay": 11,
      "onscreen_delay": 10.248,
      "typing_delay": 0.752,
      "typing_duration": 7.399,
      "wpm": 61,
      "message": "ค่าเริ่มต้นให้กับตัวแปรที่ชื่อ"
    },
    {
      "message_id": 745,
      "agent_id": 33,
      "delay": 6.998,
      "onscreen_delay": 6.222,
      "typing_delay": 0.776,
      "typing_duration": 14.15,
      "wpm": 22,
      "message": "ว่า total เมื่อเราrun "
    },
    {
      "message_id": 746,
      "agent_id": 14,
      "delay": 10.149,
      "onscreen_delay": 9.784,
      "typing_delay": 0.365,
      "typing_duration": 6.561,
      "wpm": 59,
      "message": "เมื่อเรา Run หรือทำงานผ่าน"
    },
    {
      "message_id": 747,
      "agent_id": 29,
      "delay": 6.147,
      "onscreen_delay": 6.056,
      "typing_delay": 0.091,
      "typing_duration": 11.22,
      "wpm": 19,
      "message": "บรรทัดที่ 1 ไป "
    },
    {
      "message_id": 748,
      "agent_id": 12,
      "delay": 7.217,
      "onscreen_delay": 6.13,
      "typing_delay": 1.087,
      "typing_duration": 10.838,
      "wpm": 44,
      "message": "Total จะมีค่าเป็น 0 เป็นตัวเลขนะ "
    },
    {
      "message_id": 749,
      "agent_id": 33,
      "delay": 6.836,
      "onscreen_delay": 6.158,
      "typing_delay": 0.678,
      "typing_duration": 13.998,
      "wpm": 31,
      "message": "เป็นตัวเลข int เป็นตัวเลขจำนว"
    },
    {
      "message_id": 750,
      "agent_id": 14,
      "delay": 9.997,
      "onscreen_delay": 7.427,
      "typing_delay": 2.57,
      "typing_duration": 7.337,
      "wpm": 51,
      "message": "ถัดมาเจอคำสั่งบรรทัดที่ 2 "
    },
    {
      "message_id": 751,
      "agent_id": 29,
      "delay": 5.995,
      "onscreen_delay": 4.731,
      "typing_delay": 1.264,
      "typing_duration": 11.037,
      "wpm": 54,
      "message": "มีการใช้ loop for แล้ว เราก็คาดเดาได้เลย"
    },
    {
      "message_id": 752,
      "agent_id": 12,
      "delay": 7.036,
      "onscreen_delay": 6.31,
      "typing_delay": 0.726,
      "typing_duration": 6.276,
      "wpm": 84,
      "message": "ว่ามันน่าจะต้องทำงานมากกว่า 1 ครั้ง"
    },
    {
      "message_id": 753,
      "agent_id": 33,
      "delay": 3.033,
      "onscreen_delay": 2.18,
      "typing_delay": 0.853,
      "typing_duration": 11.927,
      "wpm": 34,
      "message": "นะคะ แล้วมันทำงานกี่ครั้งละ"
    },
    {
      "message_id": 754,
      "agent_id": 14,
      "delay": 7.924,
      "onscreen_delay": 6.765,
      "typing_delay": 1.159,
      "typing_duration": 10.823,
      "wpm": 24,
      "message": "เขากำหนดให้ for i "
    },
    {
      "message_id": 755,
      "agent_id": 29,
      "delay": 6.82,
      "onscreen_delay": 6.054,
      "typing_delay": 0.766,
      "typing_duration": 7.029,
      "wpm": 23,
      "message": "in range () "
    },
    {
      "message_id": 756,
      "agent_id": 12,
      "delay": 3.027,
      "onscreen_delay": 2.195,
      "typing_delay": 0.832,
      "typing_duration": 6.999,
      "wpm": 45,
      "message": "นะคะ หมายความว่าตัว i "
    },
    {
      "message_id": 757,
      "agent_id": 33,
      "delay": 2.997,
      "onscreen_delay": 2.297,
      "typing_delay": 0.7,
      "typing_duration": 15.001,
      "wpm": 15,
      "message": "ตัวนี้ ตัวแปร i"
    },
    {
      "message_id": 758,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.999,
      "typing_delay": 0,
      "typing_duration": 7.894,
      "wpm": 51,
      "message": "มันสามารถเป็นค่าอะไรได้บ้าง "
    },
    {
      "message_id": 759,
      "agent_id": 29,
      "delay": 6.995,
      "onscreen_delay": 6.813,
      "typing_delay": 0.182,
      "typing_duration": 7.545,
      "wpm": 46,
      "message": "เมื่อเราแทนค่าตัวเลขที่"
    },
    {
      "message_id": 760,
      "agent_id": 12,
      "delay": 3.544,
      "onscreen_delay": 1.812,
      "typing_delay": 1.732,
      "typing_duration": 8.432,
      "wpm": 21,
      "message": "แทน n ตัวนี้ "
    },
    {
      "message_id": 761,
      "agent_id": 33,
      "delay": 4.429,
      "onscreen_delay": 3.095,
      "typing_delay": 1.334,
      "typing_duration": 6.682,
      "wpm": 27,
      "message": "แทน n ตัวนี้ "
    },
    {
      "message_id": 762,
      "agent_id": 14,
      "delay": 2.681,
      "onscreen_delay": 2.643,
      "typing_delay": 0.038,
      "typing_duration": 6.052,
      "wpm": 87,
      "message": "ถ้ามันอยู่ภายใต้จำนวนรอบที่เรากำหนด "
    },
    {
      "message_id": 763,
      "agent_id": 29,
      "delay": 2.05,
      "onscreen_delay": 1.454,
      "typing_delay": 0.596,
      "typing_duration": 9.458,
      "wpm": 36,
      "message": "เมื่อเรากำหนดค่า n แล้ว "
    },
    {
      "message_id": 764,
      "agent_id": 12,
      "delay": 5.457,
      "onscreen_delay": 4.348,
      "typing_delay": 1.109,
      "typing_duration": 8.524,
      "wpm": 60,
      "message": "มันจะมาทำงานคำสั่งบรรทัดที่ 3 นะคะ "
    },
    {
      "message_id": 765,
      "agent_id": 33,
      "delay": 4.517,
      "onscreen_delay": 2.037,
      "typing_delay": 2.48,
      "typing_duration": 12.153,
      "wpm": 30,
      "message": "จะวนรอบตามจำนววนที่กำหนด"
    },
    {
      "message_id": 766,
      "agent_id": 14,
      "delay": 8.152,
      "onscreen_delay": 8.152,
      "typing_delay": 0,
      "typing_duration": 5.794,
      "wpm": 49,
      "message": "ที่กำหนดจนครบแล้วก็"
    },
    {
      "message_id": 767,
      "agent_id": 29,
      "delay": 4.151,
      "onscreen_delay": 3.959,
      "typing_delay": 0.192,
      "typing_duration": 7.405,
      "wpm": 38,
      "message": "หลุดออกจากวนซ้ำนะคะ "
    },
    {
      "message_id": 768,
      "agent_id": 12,
      "delay": 3.404,
      "onscreen_delay": 2.292,
      "typing_delay": 1.112,
      "typing_duration": 10.733,
      "wpm": 41,
      "message": "มันก็จะหลุดออกจากการวนซ้ำนะคะ "
    },
    {
      "message_id": 769,
      "agent_id": 33,
      "delay": 6.73,
      "onscreen_delay": 6.177,
      "typing_delay": 0.553,
      "typing_duration": 13.889,
      "wpm": 31,
      "message": "คราวนี้ สมมติครูกำหนดให้ n= 3"
    },
    {
      "message_id": 770,
      "agent_id": 14,
      "delay": 9.888,
      "onscreen_delay": 9.888,
      "typing_delay": 0,
      "typing_duration": 7.422,
      "wpm": 34,
      "message": "ครูกำหนดให้ n = 3 "
    },
    {
      "message_id": 771,
      "agent_id": 29,
      "delay": 5.887,
      "onscreen_delay": 4.837,
      "typing_delay": 1.05,
      "typing_duration": 9.179,
      "wpm": 38,
      "message": "ืn = 3 นะคะ 1 2 3 n = 3 "
    },
    {
      "message_id": 772,
      "agent_id": 12,
      "delay": 5.173,
      "onscreen_delay": 2.754,
      "typing_delay": 2.419,
      "typing_duration": 8.218,
      "wpm": 11,
      "message": "แล้ว i "
    },
    {
      "message_id": 773,
      "agent_id": 33,
      "delay": 4.214,
      "onscreen_delay": 3.514,
      "typing_delay": 0.7,
      "typing_duration": 8.758,
      "wpm": 34,
      "message": "มีค่าเป็นอะไรได้บ้าง "
    },
    {
      "message_id": 774,
      "agent_id": 14,
      "delay": 4.752,
      "onscreen_delay": 4.49,
      "typing_delay": 0.262,
      "typing_duration": 10.516,
      "wpm": 58,
      "message": "ตัวนี้ครูใช้ Python ถูกไหมคะ คำสั่งตัวนี้"
    },
    {
      "message_id": 775,
      "agent_id": 29,
      "delay": 6.515,
      "onscreen_delay": 6.078,
      "typing_delay": 0.437,
      "typing_duration": 13.28,
      "wpm": 27,
      "message": "เป็นภาษา Pythin for i in "
    },
    {
      "message_id": 776,
      "agent_id": 12,
      "delay": 9.278,
      "onscreen_delay": 7.869,
      "typing_delay": 1.409,
      "typing_duration": 11.328,
      "wpm": 41,
      "message": "range 3 ครูแทนตัวนี้ด้วย 3 แล้ว "
    },
    {
      "message_id": 777,
      "agent_id": 33,
      "delay": 7.325,
      "onscreen_delay": 6.18,
      "typing_delay": 1.145,
      "typing_duration": 15.001,
      "wpm": 29,
      "message": "ครูเปลี่ยนละ ตอนนี้ n ครูไม่ใ"
    },
    {
      "message_id": 778,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.986,
      "typing_delay": 0.013,
      "typing_duration": 5.939,
      "wpm": 48,
      "message": "ใช้ 3 แทน ครูถามว่า"
    },
    {
      "message_id": 779,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 6.762,
      "typing_delay": 0.235,
      "typing_duration": 9.224,
      "wpm": 52,
      "message": "ค่า i ควรจะเป็นตัวเลขอะไรได้บ้าง "
    },
    {
      "message_id": 780,
      "agent_id": 12,
      "delay": 5.222,
      "onscreen_delay": 3.237,
      "typing_delay": 1.985,
      "typing_duration": 13.572,
      "wpm": 25,
      "message": "ใน Python นะคะ ใน Index "
    },
    {
      "message_id": 781,
      "agent_id": 33,
      "delay": 9.569,
      "onscreen_delay": 8.45,
      "typing_delay": 1.119,
      "typing_duration": 13.505,
      "wpm": 28,
      "message": "หรือตัวเลขแรกนี่ของ range "
    },
    {
      "message_id": 782,
      "agent_id": 14,
      "delay": 9.503,
      "onscreen_delay": 9.503,
      "typing_delay": 0,
      "typing_duration": 8.057,
      "wpm": 60,
      "message": "ตรง range ตรงนี้ จะเริ่มต้นที่ 0 "
    },
    {
      "message_id": 783,
      "agent_id": 29,
      "delay": 5.502,
      "onscreen_delay": 4.998,
      "typing_delay": 0.504,
      "typing_duration": 10.121,
      "wpm": 47,
      "message": "เสมอนะคะ range 3 จะเริ่มต้นที่ 0 "
    },
    {
      "message_id": 784,
      "agent_id": 12,
      "delay": 6.119,
      "onscreen_delay": 4.289,
      "typing_delay": 1.83,
      "typing_duration": 5.5,
      "wpm": 27,
      "message": "1 แล้วก็ 2 "
    },
    {
      "message_id": 785,
      "agent_id": 33,
      "delay": 2.118,
      "onscreen_delay": 0.647,
      "typing_delay": 1.471,
      "typing_duration": 10.228,
      "wpm": 37,
      "message": "คือมี 3 ตัวถูกไหมคะ 0 1 2"
    },
    {
      "message_id": 786,
      "agent_id": 14,
      "delay": 6.225,
      "onscreen_delay": 6.117,
      "typing_delay": 0.108,
      "typing_duration": 6.627,
      "wpm": 52,
      "message": "0, 1, 2 หรือจำแบบเร็ว ๆ "
    },
    {
      "message_id": 787,
      "agent_id": 29,
      "delay": 2.624,
      "onscreen_delay": 0.968,
      "typing_delay": 1.656,
      "typing_duration": 7.571,
      "wpm": 26,
      "message": "เริ่มต้นที่ 0 "
    },
    {
      "message_id": 788,
      "agent_id": 12,
      "delay": 3.57,
      "onscreen_delay": 2.975,
      "typing_delay": 0.595,
      "typing_duration": 6.918,
      "wpm": 56,
      "message": "ใช่ไหมคะ ตัวเลขตัวนี้มัน 3 "
    },
    {
      "message_id": 789,
      "agent_id": 33,
      "delay": 2.917,
      "onscreen_delay": 2.184,
      "typing_delay": 0.733,
      "typing_duration": 11.576,
      "wpm": 41,
      "message": "คือลดลงมา 1 จำเร็ว ๆ คือลดลงมา 1"
    },
    {
      "message_id": 790,
      "agent_id": 14,
      "delay": 7.57,
      "onscreen_delay": 6.666,
      "typing_delay": 0.904,
      "typing_duration": 10.743,
      "wpm": 43,
      "message": "เพราะฉะนั้น range 3 คือ 0, 1, 2 "
    },
    {
      "message_id": 791,
      "agent_id": 29,
      "delay": 6.742,
      "onscreen_delay": 5.647,
      "typing_delay": 1.095,
      "typing_duration": 7.878,
      "wpm": 44,
      "message": "คราวนี้ครูถาม เพิ่มใหม่ "
    },
    {
      "message_id": 792,
      "agent_id": 12,
      "delay": 4.875,
      "onscreen_delay": 0,
      "typing_delay": 4.875,
      "typing_duration": 13.305,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 793,
      "agent_id": 33,
      "delay": 9.299,
      "onscreen_delay": 6.634,
      "typing_delay": 2.665,
      "typing_duration": 14.483,
      "wpm": 32,
      "message": "range 2 ควรมีค่าเป็นอะไรได้บ้าง"
    },
    {
      "message_id": 794,
      "agent_id": 14,
      "delay": 10.481,
      "onscreen_delay": 5.854,
      "typing_delay": 4.627,
      "typing_duration": 6.76,
      "wpm": 13,
      "message": "ตรงนี้"
    },
    {
      "message_id": 795,
      "agent_id": 29,
      "delay": 6.48,
      "onscreen_delay": 5.845,
      "typing_delay": 0.635,
      "typing_duration": 14.999,
      "wpm": 43,
      "message": "ควรมีค่าเป็นอะไรได้บ้าง ดูตัวนี้เป็นตัวอย่า"
    },
    {
      "message_id": 796,
      "agent_id": 12,
      "delay": 10.997,
      "onscreen_delay": 9.436,
      "typing_delay": 1.561,
      "typing_duration": 11.904,
      "wpm": 44,
      "message": "ครูบอกว่าตัวแรกต้องขึ้นต้นว่าอะไร 0 "
    },
    {
      "message_id": 797,
      "agent_id": 33,
      "delay": 7.903,
      "onscreen_delay": 5.066,
      "typing_delay": 2.837,
      "typing_duration": 10.325,
      "wpm": 23,
      "message": "comma  เลขอะไรคะ"
    },
    {
      "message_id": 798,
      "agent_id": 14,
      "delay": 6.32,
      "onscreen_delay": 6.21,
      "typing_delay": 0.11,
      "typing_duration": 6.445,
      "wpm": 56,
      "message": "1 ไปต่อไหม ปิดได้หรือยัง "
    },
    {
      "message_id": 799,
      "agent_id": 29,
      "delay": 2.442,
      "onscreen_delay": 0.866,
      "typing_delay": 1.576,
      "typing_duration": 9.301,
      "wpm": 48,
      "message": "ต้องมี 2 ไหม ดู เทียบกับตัวนี้ "
    },
    {
      "message_id": 800,
      "agent_id": 12,
      "delay": 5.299,
      "onscreen_delay": 3.199,
      "typing_delay": 2.1,
      "typing_duration": 9.065,
      "wpm": 33,
      "message": "มีแค่ 0 กับ 1 แล้วก็"
    },
    {
      "message_id": 801,
      "agent_id": 33,
      "delay": 5.064,
      "onscreen_delay": 4.037,
      "typing_delay": 1.027,
      "typing_duration": 4.025,
      "wpm": 7,
      "message": "10 "
    },
    {
      "message_id": 802,
      "agent_id": 14,
      "delay": 4.14,
      "onscreen_delay": 0,
      "typing_delay": 4.14,
      "typing_duration": 4.14,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 803,
      "agent_id": 29,
      "delay": 3.409,
      "onscreen_delay": 0,
      "typing_delay": 3.409,
      "typing_duration": 11.722,
      "wpm": 24,
      "message": "ทุกคนมีกระดาษที่ครู"
    },
    {
      "message_id": 804,
      "agent_id": 12,
      "delay": 7.721,
      "onscreen_delay": 7.215,
      "typing_delay": 0.506,
      "typing_duration": 8.109,
      "wpm": 50,
      "message": "ให้แล้วใช่ไหมพลิกไปหน้าหลัง "
    },
    {
      "message_id": 805,
      "agent_id": 33,
      "delay": 4.107,
      "onscreen_delay": 3.433,
      "typing_delay": 0.674,
      "typing_duration": 15.001,
      "wpm": 45,
      "message": "พลิกหน้าหลัง หน้าหลังมันจะเป็นหน้ากระดาษเปล่า "
    },
    {
      "message_id": 806,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 10.998,
      "typing_delay": 0,
      "typing_duration": 5.625,
      "wpm": 32,
      "message": "ที่ครูแจกให้ "
    },
    {
      "message_id": 807,
      "agent_id": 29,
      "delay": 6.994,
      "onscreen_delay": 6.214,
      "typing_delay": 0.78,
      "typing_duration": 11.376,
      "wpm": 45,
      "message": "ทุกคนพลิก ๆ เป็นกระดาษที่ครูแจกให้ "
    },
    {
      "message_id": 808,
      "agent_id": 12,
      "delay": 7.375,
      "onscreen_delay": 3.167,
      "typing_delay": 4.208,
      "typing_duration": 4.208,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 809,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 810,
      "agent_id": 14,
      "delay": 12.269,
      "onscreen_delay": 0,
      "typing_delay": 12.269,
      "typing_duration": 12.269,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 811,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 812,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 813,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 814,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 1.789,
      "typing_delay": 9.21,
      "typing_duration": 9.21,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 815,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 816,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 817,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 818,
      "agent_id": 14,
      "delay": 13.625,
      "onscreen_delay": 0,
      "typing_delay": 13.625,
      "typing_duration": 13.625,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 819,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 820,
      "agent_id": 12,
      "delay": 10.991,
      "onscreen_delay": 5.435,
      "typing_delay": 5.556,
      "typing_duration": 5.556,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 821,
      "agent_id": 33,
      "delay": 6.989,
      "onscreen_delay": 4.779,
      "typing_delay": 2.21,
      "typing_duration": 10.369,
      "wpm": 29,
      "message": "คราวนี้ครูมีตัวอย่าง"
    },
    {
      "message_id": 822,
      "agent_id": 14,
      "delay": 6.367,
      "onscreen_delay": 6.367,
      "typing_delay": 0,
      "typing_duration": 11.334,
      "wpm": 73,
      "message": "ให้ 2 อันนะที่เราทำเมื่อกี้ใช่ไหมคะ range 3 กับ range 2 "
    },
    {
      "message_id": 823,
      "agent_id": 29,
      "delay": 7.333,
      "onscreen_delay": 4.863,
      "typing_delay": 2.47,
      "typing_duration": 9.758,
      "wpm": 55,
      "message": "ทำที่เหลืออีก 3 ข้อให้ครูหน่อยสิ ว่า"
    },
    {
      "message_id": 824,
      "agent_id": 12,
      "delay": 5.756,
      "onscreen_delay": 4.6,
      "typing_delay": 1.156,
      "typing_duration": 12.197,
      "wpm": 49,
      "message": "range 5 มันต้องประกอบไปด้วยตัวเลขที่อยู่"
    },
    {
      "message_id": 825,
      "agent_id": 33,
      "delay": 8.195,
      "onscreen_delay": 7.593,
      "typing_delay": 0.602,
      "typing_duration": 12.236,
      "wpm": 26,
      "message": "ใน List มีค่าอะไรบ้าง "
    },
    {
      "message_id": 826,
      "agent_id": 14,
      "delay": 8.234,
      "onscreen_delay": 6.987,
      "typing_delay": 1.247,
      "typing_duration": 8.972,
      "wpm": 32,
      "message": "range 10 มันควรจะมี"
    },
    {
      "message_id": 827,
      "agent_id": 29,
      "delay": 4.971,
      "onscreen_delay": 4.284,
      "typing_delay": 0.687,
      "typing_duration": 9.124,
      "wpm": 59,
      "message": "ค่าตัวเลขอะไรเอ่ย เป็น list ใช่ไหมคะ "
    },
    {
      "message_id": 828,
      "agent_id": 12,
      "delay": 6.633,
      "onscreen_delay": 0,
      "typing_delay": 6.633,
      "typing_duration": 6.633,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 829,
      "agent_id": 33,
      "delay": 4.023,
      "onscreen_delay": 0,
      "typing_delay": 4.023,
      "typing_duration": 13.341,
      "wpm": 33,
      "message": "มันควรจะเป็นตัวเลขอะไรได้บ้าง"
    },
    {
      "message_id": 830,
      "agent_id": 14,
      "delay": 9.338,
      "onscreen_delay": 8.749,
      "typing_delay": 0.589,
      "typing_duration": 11.11,
      "wpm": 51,
      "message": "ต้องอยู่ใน List นะ มันต้องเป็น List นะ "
    },
    {
      "message_id": 831,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 832,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 833,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 834,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 5.775,
      "typing_delay": 5.226,
      "typing_duration": 5.226,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 835,
      "agent_id": 29,
      "delay": 6.999,
      "onscreen_delay": 4.811,
      "typing_delay": 2.188,
      "typing_duration": 10.935,
      "wpm": 53,
      "message": "ถ้าเรารู้จำนวนเลขนะคะ ว่าที่อยู่ใน list "
    },
    {
      "message_id": 836,
      "agent_id": 12,
      "delay": 6.932,
      "onscreen_delay": 6.742,
      "typing_delay": 0.19,
      "typing_duration": 5.613,
      "wpm": 45,
      "message": "ตัวนี้มันมีกี่ตัว "
    },
    {
      "message_id": 837,
      "agent_id": 33,
      "delay": 2.929,
      "onscreen_delay": 2.298,
      "typing_delay": 0.631,
      "typing_duration": 13.731,
      "wpm": 32,
      "message": "เราก็จะรู้จำนวนรอบของการทำงาน"
    },
    {
      "message_id": 838,
      "agent_id": 14,
      "delay": 9.73,
      "onscreen_delay": 4.363,
      "typing_delay": 5.367,
      "typing_duration": 5.367,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 839,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 840,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 841,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 842,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.031,
      "typing_delay": 4.968,
      "typing_duration": 4.968,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 843,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 844,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 845,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 846,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 847,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 848,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 849,
      "agent_id": 33,
      "delay": 10.999,
      "onscreen_delay": 4.526,
      "typing_delay": 6.473,
      "typing_duration": 6.473,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 850,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 851,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 852,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 853,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 854,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 855,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 856,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 857,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 858,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 859,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 860,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 861,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 862,
      "agent_id": 14,
      "delay": 11.002,
      "onscreen_delay": 2.381,
      "typing_delay": 8.621,
      "typing_duration": 8.621,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 863,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 864,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 865,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 866,
      "agent_id": 14,
      "delay": 10.995,
      "onscreen_delay": 5.236,
      "typing_delay": 5.759,
      "typing_duration": 5.759,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 867,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 868,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 869,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 870,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 871,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 872,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 873,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 874,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.853,
      "typing_delay": 4.146,
      "typing_duration": 4.146,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 875,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 876,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 877,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 878,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 6.364,
      "typing_delay": 4.636,
      "typing_duration": 4.636,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 879,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 880,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 881,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 882,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 2.228,
      "typing_delay": 8.771,
      "typing_duration": 8.771,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 883,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 884,
      "agent_id": 12,
      "delay": 10.994,
      "onscreen_delay": 5.056,
      "typing_delay": 5.938,
      "typing_duration": 5.938,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 885,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 886,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.691,
      "typing_delay": 4.308,
      "typing_duration": 4.308,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 887,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 888,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 889,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 890,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 891,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 892,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 893,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 894,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 895,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 896,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 897,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 898,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 6.544,
      "typing_delay": 4.457,
      "typing_duration": 4.457,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 899,
      "agent_id": 29,
      "delay": 6.999,
      "onscreen_delay": 1.065,
      "typing_delay": 5.934,
      "typing_duration": 13.201,
      "wpm": 26,
      "message": "คราวนี้ เมื่อกี้ครูเดิน"
    },
    {
      "message_id": 900,
      "agent_id": 12,
      "delay": 9.2,
      "onscreen_delay": 8.382,
      "typing_delay": 0.818,
      "typing_duration": 9.495,
      "wpm": 36,
      "message": "ดูแล้วทุกคนได้นะ ตัวนี้ "
    },
    {
      "message_id": 901,
      "agent_id": 33,
      "delay": 5.49,
      "onscreen_delay": 2.599,
      "typing_delay": 2.891,
      "typing_duration": 14.106,
      "wpm": 24,
      "message": "range 5 เป็นอะไรได้บ้าง"
    },
    {
      "message_id": 902,
      "agent_id": 14,
      "delay": 10.103,
      "onscreen_delay": 10.103,
      "typing_delay": 0,
      "typing_duration": 10.482,
      "wpm": 64,
      "message": "ีมีค่าเป็นอะไรได้บ้างนะคะ ก็คือ 0, 1, 2, 3, 4 "
    },
    {
      "message_id": 903,
      "agent_id": 29,
      "delay": 6.48,
      "onscreen_delay": 6.209,
      "typing_delay": 0.271,
      "typing_duration": 13.173,
      "wpm": 40,
      "message": "นะคะ range(1) ก็คือมี 2 ตัว 0 กับ 1 "
    },
    {
      "message_id": 904,
      "agent_id": 12,
      "delay": 9.172,
      "onscreen_delay": 6.645,
      "typing_delay": 2.527,
      "typing_duration": 13.854,
      "wpm": 28,
      "message": "range 10 ก็คือ 0, 1, 2, 3, "
    },
    {
      "message_id": 905,
      "agent_id": 33,
      "delay": 9.853,
      "onscreen_delay": 8.668,
      "typing_delay": 1.185,
      "typing_duration": 14.282,
      "wpm": 11,
      "message": "4, 5, 6, 7"
    },
    {
      "message_id": 906,
      "agent_id": 14,
      "delay": 10.281,
      "onscreen_delay": 10.281,
      "typing_delay": 0,
      "typing_duration": 10.745,
      "wpm": 63,
      "message": "ีมี 10 ตัว เริ่มจาก 0 นะคะ นับไปให้ได้ 10 ตัว "
    },
    {
      "message_id": 907,
      "agent_id": 29,
      "delay": 6.743,
      "onscreen_delay": 6.623,
      "typing_delay": 0.12,
      "typing_duration": 7.788,
      "wpm": 60,
      "message": "ให้ได้ 0 ตัว ก็ 0 ถึง 9 คราวนี้ "
    },
    {
      "message_id": 908,
      "agent_id": 12,
      "delay": 3.785,
      "onscreen_delay": 1.575,
      "typing_delay": 2.21,
      "typing_duration": 13.719,
      "wpm": 37,
      "message": "range ตัวนี้นะ ครูไม่มีจุดเริ่มต้น"
    },
    {
      "message_id": 909,
      "agent_id": 33,
      "delay": 9.718,
      "onscreen_delay": 8.677,
      "typing_delay": 1.041,
      "typing_duration": 15.001,
      "wpm": 37,
      "message": "ครูไม่ได้บอกว่ามันเริ่มต้นด้วยตัวอะไร"
    },
    {
      "message_id": 910,
      "agent_id": 14,
      "delay": 10.992,
      "onscreen_delay": 10.992,
      "typing_delay": 0,
      "typing_duration": 8.104,
      "wpm": 72,
      "message": "เราจะเริ่มต้นด้วย Index เป็น 0 เสมอนะคะ "
    },
    {
      "message_id": 911,
      "agent_id": 29,
      "delay": 6.991,
      "onscreen_delay": 5.667,
      "typing_delay": 1.324,
      "typing_duration": 11.028,
      "wpm": 26,
      "message": "แต่ถ้าครูอยากจะระบุ"
    },
    {
      "message_id": 912,
      "agent_id": 12,
      "delay": 7.027,
      "onscreen_delay": 6.086,
      "typing_delay": 0.941,
      "typing_duration": 7.563,
      "wpm": 63,
      "message": "ตัวเลขเริ่มต้นว่าควรเริ่มต้นด้วย"
    },
    {
      "message_id": 913,
      "agent_id": 33,
      "delay": 3.562,
      "onscreen_delay": 2.493,
      "typing_delay": 1.069,
      "typing_duration": 15.002,
      "wpm": 36,
      "message": "ตัวเลขอะไรนะคะ ควรเริ่มต้นที่ตัวเลขอ"
    },
    {
      "message_id": 914,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 11.001,
      "typing_delay": 0,
      "typing_duration": 7.329,
      "wpm": 86,
      "message": "ด้วยตัวเลขอะไรที่ไม่ใช่ 0 เราจะไม่เริ่มต้น"
    },
    {
      "message_id": 915,
      "agent_id": 29,
      "delay": 7,
      "onscreen_delay": 7,
      "typing_delay": 0,
      "typing_duration": 13.879,
      "wpm": 66,
      "message": "จากตัวแรกที่เป็น 0 นะคะ เราอยากจะเริ่มต้นจากตัวเลขตัวอื่นบ้าง "
    },
    {
      "message_id": 916,
      "agent_id": 12,
      "delay": 9.878,
      "onscreen_delay": 8.781,
      "typing_delay": 1.097,
      "typing_duration": 8.043,
      "wpm": 56,
      "message": "เราจะกำหนด range ตรงนี้อย่างไร "
    },
    {
      "message_id": 917,
      "agent_id": 33,
      "delay": 5.877,
      "onscreen_delay": 3.818,
      "typing_delay": 2.059,
      "typing_duration": 7.825,
      "wpm": 8,
      "message": "เช่น "
    },
    {
      "message_id": 918,
      "agent_id": 14,
      "delay": 3.823,
      "onscreen_delay": 2.554,
      "typing_delay": 1.269,
      "typing_duration": 9.868,
      "wpm": 33,
      "message": "range คือ ช่วงถูกไหมคะ "
    },
    {
      "message_id": 919,
      "agent_id": 29,
      "delay": 5.867,
      "onscreen_delay": 5.356,
      "typing_delay": 0.511,
      "typing_duration": 11.247,
      "wpm": 16,
      "message": "range (1, 4) "
    },
    {
      "message_id": 920,
      "agent_id": 12,
      "delay": 7.245,
      "onscreen_delay": 6.273,
      "typing_delay": 0.972,
      "typing_duration": 7.015,
      "wpm": 68,
      "message": "ตัวแรกที่เราจะเขียน ก็คือ 1 นะคะ "
    },
    {
      "message_id": 921,
      "agent_id": 33,
      "delay": 3.244,
      "onscreen_delay": 2.352,
      "typing_delay": 0.892,
      "typing_duration": 11.259,
      "wpm": 36,
      "message": "เป็น 1 ตามที่เรากำหนดตัวเลข "
    },
    {
      "message_id": 922,
      "agent_id": 14,
      "delay": 7.257,
      "onscreen_delay": 6.189,
      "typing_delay": 1.068,
      "typing_duration": 7.788,
      "wpm": 52,
      "message": "เสร็จแล้วนี่ข้างหลังมาถึง 4 "
    },
    {
      "message_id": 923,
      "agent_id": 29,
      "delay": 3.786,
      "onscreen_delay": 2.894,
      "typing_delay": 0.892,
      "typing_duration": 6.374,
      "wpm": 47,
      "message": "ใช่ไหม ลดลงไป 1 นะคะ "
    },
    {
      "message_id": 924,
      "agent_id": 12,
      "delay": 2.374,
      "onscreen_delay": 1.576,
      "typing_delay": 0.798,
      "typing_duration": 7.449,
      "wpm": 24,
      "message": "เป็น 1, 2, 3 "
    },
    {
      "message_id": 925,
      "agent_id": 33,
      "delay": 3.447,
      "onscreen_delay": 2.305,
      "typing_delay": 1.142,
      "typing_duration": 12.606,
      "wpm": 37,
      "message": "ตัวเลขข้างหลังคือ 3 มันนอ้ยกว่า "
    },
    {
      "message_id": 926,
      "agent_id": 14,
      "delay": 8.604,
      "onscreen_delay": 8.101,
      "typing_delay": 0.503,
      "typing_duration": 5.779,
      "wpm": 78,
      "message": "ตัวเลข 4 1 ตัวนะคะ ให้จำแบบนี้ "
    },
    {
      "message_id": 927,
      "agent_id": 29,
      "delay": 4.602,
      "onscreen_delay": 4.236,
      "typing_delay": 0.366,
      "typing_duration": 10.494,
      "wpm": 30,
      "message": "ถัดมา range (1,3) เรา"
    },
    {
      "message_id": 928,
      "agent_id": 12,
      "delay": 6.493,
      "onscreen_delay": 5.081,
      "typing_delay": 1.412,
      "typing_duration": 12.389,
      "wpm": 25,
      "message": "เริ่มต้นที่เลข 1 นะคะ "
    },
    {
      "message_id": 929,
      "agent_id": 33,
      "delay": 8.381,
      "onscreen_delay": 7.219,
      "typing_delay": 1.162,
      "typing_duration": 11.496,
      "wpm": 26,
      "message": "2 เห็นไหมมันน้อยกว่า"
    },
    {
      "message_id": 930,
      "agent_id": 14,
      "delay": 7.493,
      "onscreen_delay": 7.493,
      "typing_delay": 0,
      "typing_duration": 5.522,
      "wpm": 52,
      "message": "น้อยกว่าเลข 3 1 ตัว "
    },
    {
      "message_id": 931,
      "agent_id": 29,
      "delay": 3.487,
      "onscreen_delay": 2.991,
      "typing_delay": 0.496,
      "typing_duration": 8.405,
      "wpm": 45,
      "message": "ถัดมา ตัวนี้มาดูด้วยกัน 3 "
    },
    {
      "message_id": 932,
      "agent_id": 12,
      "delay": 4.394,
      "onscreen_delay": 3.382,
      "typing_delay": 1.012,
      "typing_duration": 10.072,
      "wpm": 66,
      "message": "กับ 7 เราควรใช้อะไร เริ่มต้นตัวแรกเป็นอะไรคะ "
    },
    {
      "message_id": 933,
      "agent_id": 33,
      "delay": 6.069,
      "onscreen_delay": 3.02,
      "typing_delay": 3.049,
      "typing_duration": 9.081,
      "wpm": 26,
      "message": "3 แล้วเลขอะไรอีก"
    },
    {
      "message_id": 934,
      "agent_id": 14,
      "delay": 5.08,
      "onscreen_delay": 4.673,
      "typing_delay": 0.407,
      "typing_duration": 11.741,
      "wpm": 23,
      "message": "เลขอะไรอีก 4, 5, 6 "
    },
    {
      "message_id": 935,
      "agent_id": 29,
      "delay": 7.74,
      "onscreen_delay": 5.107,
      "typing_delay": 2.633,
      "typing_duration": 6.228,
      "wpm": 24,
      "message": "5 มี 7 ไหม "
    },
    {
      "message_id": 936,
      "agent_id": 12,
      "delay": 3.738,
      "onscreen_delay": 3.166,
      "typing_delay": 0.572,
      "typing_duration": 8.551,
      "wpm": 35,
      "message": "ไม่มี ใช่ไหมคะ 3, 4, "
    },
    {
      "message_id": 937,
      "agent_id": 33,
      "delay": 4.55,
      "onscreen_delay": 3.503,
      "typing_delay": 1.047,
      "typing_duration": 15.003,
      "wpm": 6,
      "message": "5, 6 2"
    },
    {
      "message_id": 938,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.999,
      "typing_delay": 0,
      "typing_duration": 12.867,
      "wpm": 30,
      "message": "ให้ครูหน่อยเร็ว range 1, 2 "
    },
    {
      "message_id": 939,
      "agent_id": 29,
      "delay": 8.865,
      "onscreen_delay": 8.572,
      "typing_delay": 0.293,
      "typing_duration": 14.347,
      "wpm": 33,
      "message": "ต้องมีตัวเลขอะไรบ้าง range (2,6) "
    },
    {
      "message_id": 940,
      "agent_id": 12,
      "delay": 10.346,
      "onscreen_delay": 10.181,
      "typing_delay": 0.165,
      "typing_duration": 13.869,
      "wpm": 41,
      "message": "อะไรบ้างคะ ต้องอยู่ใน list ใช่ไหม อยู่"
    },
    {
      "message_id": 941,
      "agent_id": 33,
      "delay": 9.864,
      "onscreen_delay": 7.847,
      "typing_delay": 2.017,
      "typing_duration": 14.546,
      "wpm": 28,
      "message": "ใน List นะ ทุกอันต้องอยู่ใน"
    },
    {
      "message_id": 942,
      "agent_id": 14,
      "delay": 10.545,
      "onscreen_delay": 6.822,
      "typing_delay": 3.723,
      "typing_duration": 6.676,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 943,
      "agent_id": 29,
      "delay": 6.543,
      "onscreen_delay": 6.025,
      "typing_delay": 0.518,
      "typing_duration": 4.722,
      "wpm": 51,
      "message": "มีตัวเลขอะไรบ้าง "
    },
    {
      "message_id": 944,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 945,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 946,
      "agent_id": 14,
      "delay": 14.552,
      "onscreen_delay": 0,
      "typing_delay": 14.552,
      "typing_duration": 14.552,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 947,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 948,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 949,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 950,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 6.704,
      "typing_delay": 4.294,
      "typing_duration": 4.294,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 951,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 952,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 953,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 954,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 6.397,
      "typing_delay": 4.603,
      "typing_duration": 4.603,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 955,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 956,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 957,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 958,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 959,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 960,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 961,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 962,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 963,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 964,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 965,
      "agent_id": 33,
      "delay": 10.997,
      "onscreen_delay": 6.955,
      "typing_delay": 4.042,
      "typing_duration": 6.811,
      "wpm": 20,
      "message": "คราวนี้ดู"
    },
    {
      "message_id": 966,
      "agent_id": 14,
      "delay": 6.995,
      "onscreen_delay": 4.318,
      "typing_delay": 2.677,
      "typing_duration": 9.237,
      "wpm": 34,
      "message": "เมื่อกี้ครูเดินดูแล้ว"
    },
    {
      "message_id": 967,
      "agent_id": 29,
      "delay": 5.235,
      "onscreen_delay": 4.921,
      "typing_delay": 0.314,
      "typing_duration": 14.729,
      "wpm": 19,
      "message": "ตอบถูกนะ range(1,2) "
    },
    {
      "message_id": 968,
      "agent_id": 12,
      "delay": 10.725,
      "onscreen_delay": 8.908,
      "typing_delay": 1.817,
      "typing_duration": 7.301,
      "wpm": 25,
      "message": "เลข 1 ใช่ไหม "
    },
    {
      "message_id": 969,
      "agent_id": 33,
      "delay": 6.723,
      "onscreen_delay": 5.922,
      "typing_delay": 0.801,
      "typing_duration": 11.04,
      "wpm": 29,
      "message": "ทุกคนได้เลข 1 นะ 2, 6"
    },
    {
      "message_id": 970,
      "agent_id": 14,
      "delay": 7.038,
      "onscreen_delay": 7.038,
      "typing_delay": 0,
      "typing_duration": 6.162,
      "wpm": 32,
      "message": "ก็คือ 2, 3, 4 "
    },
    {
      "message_id": 971,
      "agent_id": 29,
      "delay": 3.038,
      "onscreen_delay": 2.222,
      "typing_delay": 0.816,
      "typing_duration": 6.577,
      "wpm": 39,
      "message": "แล้วก็ 5 ใช่ไหมคะ "
    },
    {
      "message_id": 972,
      "agent_id": 12,
      "delay": 2.576,
      "onscreen_delay": 1.282,
      "typing_delay": 1.294,
      "typing_duration": 4.271,
      "wpm": 21,
      "message": "ถามต่อ"
    },
    {
      "message_id": 973,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 974,
      "agent_id": 14,
      "delay": 10.997,
      "onscreen_delay": 8.849,
      "typing_delay": 2.148,
      "typing_duration": 10.734,
      "wpm": 20,
      "message": "บรรทัดนี้สมมติ "
    },
    {
      "message_id": 975,
      "agent_id": 29,
      "delay": 6.995,
      "onscreen_delay": 6.037,
      "typing_delay": 0.958,
      "typing_duration": 13.482,
      "wpm": 20,
      "message": "for i in range 3,7"
    },
    {
      "message_id": 976,
      "agent_id": 12,
      "delay": 9.481,
      "onscreen_delay": 9.057,
      "typing_delay": 0.424,
      "typing_duration": 10.653,
      "wpm": 55,
      "message": "ทำงานกี่รอบ ลองดูสิคะ ข้อนี้ทำงานกี่รอบ "
    },
    {
      "message_id": 977,
      "agent_id": 33,
      "delay": 6.652,
      "onscreen_delay": 5.871,
      "typing_delay": 0.781,
      "typing_duration": 15,
      "wpm": 21,
      "message": "มันได้ 3 ได้ตัวเลข 3, "
    },
    {
      "message_id": 978,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 10.998,
      "typing_delay": 0,
      "typing_duration": 7.889,
      "wpm": 61,
      "message": "5, 6 ทำงานทั้งหมดกี่รอบ มีกี่ตัว "
    },
    {
      "message_id": 979,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 6.018,
      "typing_delay": 0.979,
      "typing_duration": 9.728,
      "wpm": 32,
      "message": "4 ตัว ถูกเปล่า มีอยู่ "
    },
    {
      "message_id": 980,
      "agent_id": 12,
      "delay": 5.726,
      "onscreen_delay": 4.888,
      "typing_delay": 0.838,
      "typing_duration": 7.053,
      "wpm": 62,
      "message": "4 ตัว เพราะฉะนั้น ทำงานกี่รอบ "
    },
    {
      "message_id": 981,
      "agent_id": 33,
      "delay": 3.052,
      "onscreen_delay": 1.547,
      "typing_delay": 1.505,
      "typing_duration": 10.351,
      "wpm": 32,
      "message": "4 รอบ เขียนให้ครูหน่อย"
    },
    {
      "message_id": 982,
      "agent_id": 14,
      "delay": 6.349,
      "onscreen_delay": 5.997,
      "typing_delay": 0.352,
      "typing_duration": 9.684,
      "wpm": 74,
      "message": "ทุกอันเลยนี้ทำงานกี่รอบ เขียนเพิ่มให้ครูหน่อยที่"
    },
    {
      "message_id": 983,
      "agent_id": 29,
      "delay": 5.68,
      "onscreen_delay": 5.111,
      "typing_delay": 0.569,
      "typing_duration": 10.919,
      "wpm": 49,
      "message": "ทำไปแล้วน่ะ เขียนเพิ่มว่าทำงานกี่รอบ "
    },
    {
      "message_id": 984,
      "agent_id": 12,
      "delay": 6.915,
      "onscreen_delay": 4.92,
      "typing_delay": 1.995,
      "typing_duration": 8.77,
      "wpm": 15,
      "message": "= ... รอบ "
    },
    {
      "message_id": 985,
      "agent_id": 33,
      "delay": 4.769,
      "onscreen_delay": 1.062,
      "typing_delay": 3.707,
      "typing_duration": 8.099,
      "wpm": 17,
      "message": "นับจากไหน "
    },
    {
      "message_id": 986,
      "agent_id": 14,
      "delay": 4.098,
      "onscreen_delay": 3.342,
      "typing_delay": 0.756,
      "typing_duration": 7.399,
      "wpm": 59,
      "message": "นับว่ามันมีกี่ตัว List เรานี่"
    },
    {
      "message_id": 987,
      "agent_id": 29,
      "delay": 3.398,
      "onscreen_delay": 3.087,
      "typing_delay": 0.311,
      "typing_duration": 6.534,
      "wpm": 69,
      "message": "มีกี่ตัว ก็คือทำงานเท่านั้นรอบ "
    },
    {
      "message_id": 988,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 989,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 990,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 991,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 992,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 993,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 994,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 995,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 996,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 997,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 998,
      "agent_id": 14,
      "delay": 11.002,
      "onscreen_delay": 6.82,
      "typing_delay": 4.182,
      "typing_duration": 4.182,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 999,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1000,
      "agent_id": 12,
      "delay": 15.006,
      "onscreen_delay": 0,
      "typing_delay": 15.006,
      "typing_duration": 15.006,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1001,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1002,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1003,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1004,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1005,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1006,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1007,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1008,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1009,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1010,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1011,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1012,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1013,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1014,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.826,
      "typing_delay": 4.173,
      "typing_duration": 4.173,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1015,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1016,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1017,
      "agent_id": 33,
      "delay": 10.999,
      "onscreen_delay": 5.754,
      "typing_delay": 5.245,
      "typing_duration": 7.835,
      "wpm": 13,
      "message": "จากโค้ด"
    },
    {
      "message_id": 1018,
      "agent_id": 14,
      "delay": 6.997,
      "onscreen_delay": 6.599,
      "typing_delay": 0.398,
      "typing_duration": 6.182,
      "wpm": 82,
      "message": "จากโค้ดโปรแกรมตัวนี้นะคะ เดี๋ยวเรา"
    },
    {
      "message_id": 1019,
      "agent_id": 29,
      "delay": 2.994,
      "onscreen_delay": 2.287,
      "typing_delay": 0.707,
      "typing_duration": 8.159,
      "wpm": 48,
      "message": "จะเอาไปรวมใน loop for นะคะ "
    },
    {
      "message_id": 1020,
      "agent_id": 12,
      "delay": 4.148,
      "onscreen_delay": 3.279,
      "typing_delay": 0.869,
      "typing_duration": 7.675,
      "wpm": 68,
      "message": "เราแยกส่วนมาเฉย ๆ นะ เพื่อให้รู้ว่า"
    },
    {
      "message_id": 1021,
      "agent_id": 33,
      "delay": 3.672,
      "onscreen_delay": 2.799,
      "typing_delay": 0.873,
      "typing_duration": 8.784,
      "wpm": 44,
      "message": "ถ้าขอบเขตของค่าที่เรากำหนด"
    },
    {
      "message_id": 1022,
      "agent_id": 14,
      "delay": 4.783,
      "onscreen_delay": 4.783,
      "typing_delay": 0,
      "typing_duration": 10.095,
      "wpm": 71,
      "message": "ที่เรากำหนดมันสามารถเป็นตัวเลขอะไรได้บ้างนะคะ ก็"
    },
    {
      "message_id": 1023,
      "agent_id": 29,
      "delay": 6.093,
      "onscreen_delay": 4.95,
      "typing_delay": 1.143,
      "typing_duration": 11.248,
      "wpm": 45,
      "message": "อย่างที่เราเขียน และมันทำงานกี่รอบ "
    },
    {
      "message_id": 1024,
      "agent_id": 12,
      "delay": 7.247,
      "onscreen_delay": 6.548,
      "typing_delay": 0.699,
      "typing_duration": 8.946,
      "wpm": 60,
      "message": "ก็คือนับว่ามันมีกี่ตัวนะคะ คือ จำนวน"
    },
    {
      "message_id": 1025,
      "agent_id": 33,
      "delay": 4.945,
      "onscreen_delay": 4.176,
      "typing_delay": 0.769,
      "typing_duration": 3.963,
      "wpm": 11,
      "message": "รอบ "
    },
    {
      "message_id": 1026,
      "agent_id": 14,
      "delay": 6.174,
      "onscreen_delay": 0,
      "typing_delay": 6.174,
      "typing_duration": 6.174,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1027,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1028,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1029,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1030,
      "agent_id": 14,
      "delay": 10.996,
      "onscreen_delay": 4.856,
      "typing_delay": 6.14,
      "typing_duration": 6.14,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1031,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1032,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1033,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1034,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 5.836,
      "typing_delay": 5.163,
      "typing_duration": 5.163,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1035,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 3.782,
      "typing_delay": 3.216,
      "typing_duration": 9.08,
      "wpm": 20,
      "message": "ย้อนกลับมาดู"
    },
    {
      "message_id": 1036,
      "agent_id": 12,
      "delay": 5.078,
      "onscreen_delay": 3.708,
      "typing_delay": 1.37,
      "typing_duration": 7.588,
      "wpm": 40,
      "message": "ตัวโปรแกรมตัวนี้นะคะ "
    },
    {
      "message_id": 1037,
      "agent_id": 33,
      "delay": 5.045,
      "onscreen_delay": 0,
      "typing_delay": 5.045,
      "typing_duration": 8.298,
      "wpm": 16,
      "message": "ครูมีโค้ด"
    },
    {
      "message_id": 1038,
      "agent_id": 14,
      "delay": 4.296,
      "onscreen_delay": 4.022,
      "typing_delay": 0.274,
      "typing_duration": 7.857,
      "wpm": 67,
      "message": "ครูมีโค้ดอยู่ 3 บรรทัดนะอย่างที่บอก "
    },
    {
      "message_id": 1039,
      "agent_id": 29,
      "delay": 3.856,
      "onscreen_delay": 2.418,
      "typing_delay": 1.438,
      "typing_duration": 10.482,
      "wpm": 37,
      "message": "บรรทัดแรก กำหนดค่าเริ่มต้น"
    },
    {
      "message_id": 1040,
      "agent_id": 12,
      "delay": 6.481,
      "onscreen_delay": 5.911,
      "typing_delay": 0.57,
      "typing_duration": 6.962,
      "wpm": 71,
      "message": "นะคะ กำหนดค่าเริ่มต้นให้กับ Total "
    },
    {
      "message_id": 1041,
      "agent_id": 33,
      "delay": 2.961,
      "onscreen_delay": 1.881,
      "typing_delay": 1.08,
      "typing_duration": 15.002,
      "wpm": 36,
      "message": "เหมือนแม่ให้เงินเรา 100 บาทสำหรับวัน"
    },
    {
      "message_id": 1042,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 10.992,
      "typing_delay": 0.009,
      "typing_duration": 11.85,
      "wpm": 65,
      "message": "นะคะ เราก็จะวันนี้ทั้งวันนี่มีเงินอยู่ในกระเป๋านะคะ "
    },
    {
      "message_id": 1043,
      "agent_id": 29,
      "delay": 7.849,
      "onscreen_delay": 6.227,
      "typing_delay": 1.622,
      "typing_duration": 9.587,
      "wpm": 55,
      "message": "เริ่มต้นอยู่ที่ 100 บาท แล้วทั้งวัน"
    },
    {
      "message_id": 1044,
      "agent_id": 12,
      "delay": 5.584,
      "onscreen_delay": 5.133,
      "typing_delay": 0.451,
      "typing_duration": 7.904,
      "wpm": 40,
      "message": "เราจะใช้กี่บาทน่ะนะคะ "
    },
    {
      "message_id": 1045,
      "agent_id": 33,
      "delay": 3.896,
      "onscreen_delay": 2.4,
      "typing_delay": 1.496,
      "typing_duration": 14.64,
      "wpm": 39,
      "message": "ก็แล้วแต่ แต่ละคน แต่วันนี้เราเริ่มต้น "
    },
    {
      "message_id": 1046,
      "agent_id": 14,
      "delay": 10.639,
      "onscreen_delay": 10.367,
      "typing_delay": 0.272,
      "typing_duration": 8.788,
      "wpm": 70,
      "message": "ตอนนี้ครูกำหนดค่าเริ่มต้นให้กับ Total นี่"
    },
    {
      "message_id": 1047,
      "agent_id": 29,
      "delay": 6.638,
      "onscreen_delay": 6.38,
      "typing_delay": 0.258,
      "typing_duration": 7.545,
      "wpm": 72,
      "message": "มีค่าเป็น 0 นะคะ เริ่มต้นมีค่าเป็น 0 "
    },
    {
      "message_id": 1048,
      "agent_id": 12,
      "delay": 3.544,
      "onscreen_delay": 2.669,
      "typing_delay": 0.875,
      "typing_duration": 13.722,
      "wpm": 52,
      "message": "ทำงานไปเรื่อย ๆ Total จะเปลี่ยนเป็นอะไรก้แล้วแต่ "
    },
    {
      "message_id": 1049,
      "agent_id": 33,
      "delay": 9.721,
      "onscreen_delay": 8.758,
      "typing_delay": 0.963,
      "typing_duration": 9.348,
      "wpm": 42,
      "message": "เราสั่งให้มันมีค่าเป็นอะไร "
    },
    {
      "message_id": 1050,
      "agent_id": 14,
      "delay": 5.717,
      "onscreen_delay": 4.095,
      "typing_delay": 1.622,
      "typing_duration": 10.492,
      "wpm": 57,
      "message": "บรรทัดที่ 2 ที่เราเจอนี่ เราเจอ loop for "
    },
    {
      "message_id": 1051,
      "agent_id": 29,
      "delay": 6.49,
      "onscreen_delay": 5.94,
      "typing_delay": 0.55,
      "typing_duration": 10.666,
      "wpm": 48,
      "message": "แล้ว มันทำงานวนซ้ำ มันทำงานหลายรอบ "
    },
    {
      "message_id": 1052,
      "agent_id": 12,
      "delay": 6.664,
      "onscreen_delay": 5.503,
      "typing_delay": 1.161,
      "typing_duration": 7.835,
      "wpm": 67,
      "message": "เหมือนอย่างที่ครูถามทำงานกี่รอบนะคะ "
    },
    {
      "message_id": 1053,
      "agent_id": 33,
      "delay": 3.833,
      "onscreen_delay": 2.735,
      "typing_delay": 1.098,
      "typing_duration": 12.493,
      "wpm": 41,
      "message": "เราต้องหาคำตอบให้ได้ว่าทำงานกี่รอบ"
    },
    {
      "message_id": 1054,
      "agent_id": 14,
      "delay": 8.492,
      "onscreen_delay": 7.151,
      "typing_delay": 1.341,
      "typing_duration": 13.2,
      "wpm": 19,
      "message": "for i in range (n "
    },
    {
      "message_id": 1055,
      "agent_id": 29,
      "delay": 9.194,
      "onscreen_delay": 7.391,
      "typing_delay": 1.803,
      "typing_duration": 9.143,
      "wpm": 36,
      "message": "เห็นไหม เจอ i in range "
    },
    {
      "message_id": 1056,
      "agent_id": 12,
      "delay": 5.193,
      "onscreen_delay": 4.425,
      "typing_delay": 0.768,
      "typing_duration": 8.745,
      "wpm": 82,
      "message": "ที่เราเพิ่งเจอกันไปเมื่อกี้เอง ไอ้ตัว range นะคะ "
    },
    {
      "message_id": 1057,
      "agent_id": 33,
      "delay": 4.744,
      "onscreen_delay": 3.587,
      "typing_delay": 1.157,
      "typing_duration": 10.576,
      "wpm": 18,
      "message": "( แล้วก็ตัว n "
    },
    {
      "message_id": 1058,
      "agent_id": 14,
      "delay": 6.573,
      "onscreen_delay": 6.098,
      "typing_delay": 0.475,
      "typing_duration": 11.63,
      "wpm": 71,
      "message": "n ตัวนี้อาจจะเป็นตัวเลขอะไรก็ได้ใช่ไหมคะ เหมือนที่เราทำ"
    },
    {
      "message_id": 1059,
      "agent_id": 29,
      "delay": 7.627,
      "onscreen_delay": 7.294,
      "typing_delay": 0.333,
      "typing_duration": 14.641,
      "wpm": 55,
      "message": "เมื่อกี้ เห็นไหม ครูยังเปลี่ยนไปตั้งเยอะเลย 3, 2, 5, 1 "
    },
    {
      "message_id": 1060,
      "agent_id": 12,
      "delay": 10.64,
      "onscreen_delay": 9.181,
      "typing_delay": 1.459,
      "typing_duration": 10.348,
      "wpm": 39,
      "message": "เพราะฉะนั้นแล้วนี่ n ตัวนี้ "
    },
    {
      "message_id": 1061,
      "agent_id": 33,
      "delay": 6.638,
      "onscreen_delay": 4.652,
      "typing_delay": 1.986,
      "typing_duration": 14.161,
      "wpm": 32,
      "message": "เป็น n อะไรก็ได้ที่ครูกำหนดให้"
    },
    {
      "message_id": 1062,
      "agent_id": 14,
      "delay": 10.157,
      "onscreen_delay": 9.741,
      "typing_delay": 0.416,
      "typing_duration": 6.458,
      "wpm": 53,
      "message": "นะคะ ถ้ามันอยู่ในขอบเขต"
    },
    {
      "message_id": 1063,
      "agent_id": 29,
      "delay": 6.156,
      "onscreen_delay": 6.057,
      "typing_delay": 0.099,
      "typing_duration": 11.135,
      "wpm": 43,
      "message": "ของข้อมูล ลิสต์ตัวเลขที่เรากำหนด"
    },
    {
      "message_id": 1064,
      "agent_id": 12,
      "delay": 7.134,
      "onscreen_delay": 5.656,
      "typing_delay": 1.478,
      "typing_duration": 11.713,
      "wpm": 40,
      "message": "มันก็จะทำงานบรรทัดที่ 3 ต่อ คือ "
    },
    {
      "message_id": 1065,
      "agent_id": 33,
      "delay": 7.71,
      "onscreen_delay": 5.086,
      "typing_delay": 2.624,
      "typing_duration": 13.97,
      "wpm": 27,
      "message": "การบวกค่าtotal ไปเรื่อย ๆ "
    },
    {
      "message_id": 1066,
      "agent_id": 14,
      "delay": 9.969,
      "onscreen_delay": 5.765,
      "typing_delay": 4.204,
      "typing_duration": 7.353,
      "wpm": 16,
      "message": "เมื่อกี้"
    },
    {
      "message_id": 1067,
      "agent_id": 29,
      "delay": 5.968,
      "onscreen_delay": 5.271,
      "typing_delay": 0.697,
      "typing_duration": 8.236,
      "wpm": 58,
      "message": "เราเพิ่งทำไป ครูแทน n ตัวนี้ด้วย "
    },
    {
      "message_id": 1068,
      "agent_id": 12,
      "delay": 4.234,
      "onscreen_delay": 3.281,
      "typing_delay": 0.953,
      "typing_duration": 9.964,
      "wpm": 21,
      "message": "3 เราต้องทำงาน"
    },
    {
      "message_id": 1069,
      "agent_id": 33,
      "delay": 5.962,
      "onscreen_delay": 5.157,
      "typing_delay": 0.805,
      "typing_duration": 13.905,
      "wpm": 29,
      "message": "กี่รอบ range  3 ทำงานกั่รอบ"
    },
    {
      "message_id": 1070,
      "agent_id": 14,
      "delay": 9.904,
      "onscreen_delay": 9.904,
      "typing_delay": 0,
      "typing_duration": 6.916,
      "wpm": 87,
      "message": "ทำงานกี่รอบคะ ดูในกระดาษสิ ในกระดาษมีไหม "
    },
    {
      "message_id": 1071,
      "agent_id": 29,
      "delay": 5.902,
      "onscreen_delay": 5.409,
      "typing_delay": 0.493,
      "typing_duration": 13.533,
      "wpm": 41,
      "message": "range 3 เมื่อกี้ เราต้องทำงานกี่รอบคะ "
    },
    {
      "message_id": 1072,
      "agent_id": 12,
      "delay": 9.532,
      "onscreen_delay": 7.619,
      "typing_delay": 1.913,
      "typing_duration": 6.181,
      "wpm": 41,
      "message": "3 ถูกไหม หาเจอไหม "
    },
    {
      "message_id": 1073,
      "agent_id": 33,
      "delay": 5.531,
      "onscreen_delay": 4.284,
      "typing_delay": 1.247,
      "typing_duration": 15.002,
      "wpm": 25,
      "message": "เจอ ที่เราเขียนไปเมื่อกี้"
    },
    {
      "message_id": 1074,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 11,
      "typing_delay": 0,
      "typing_duration": 5.182,
      "wpm": 81,
      "message": "ถ้าเรายังจำได้ นี่ไง range 3 "
    },
    {
      "message_id": 1075,
      "agent_id": 29,
      "delay": 6.996,
      "onscreen_delay": 6.985,
      "typing_delay": 0.011,
      "typing_duration": 8.421,
      "wpm": 61,
      "message": "เราทำงานกี่รอบคะ 3 รอล เพราะฉะนั้น "
    },
    {
      "message_id": 1076,
      "agent_id": 12,
      "delay": 4.417,
      "onscreen_delay": 3.859,
      "typing_delay": 0.558,
      "typing_duration": 6.54,
      "wpm": 57,
      "message": "ตอบครูได้แล้วว่าคำสั่งนี้"
    },
    {
      "message_id": 1077,
      "agent_id": 33,
      "delay": 2.539,
      "onscreen_delay": 1.706,
      "typing_delay": 0.833,
      "typing_duration": 9.804,
      "wpm": 35,
      "message": "จะต้องทำงานกี่รอบ 3 รอบ "
    },
    {
      "message_id": 1078,
      "agent_id": 14,
      "delay": 5.803,
      "onscreen_delay": 5.803,
      "typing_delay": 0,
      "typing_duration": 8.996,
      "wpm": 70,
      "message": "ใช่ไหม ดูจากไหน นี่ไงคะ ดูจาก range ที่เรา"
    },
    {
      "message_id": 1079,
      "agent_id": 29,
      "delay": 4.995,
      "onscreen_delay": 4.471,
      "typing_delay": 0.524,
      "typing_duration": 9.614,
      "wpm": 64,
      "message": "กำหนดให้นี่ range เรามีค่าเป็นอะไรได้บ้าง "
    },
    {
      "message_id": 1080,
      "agent_id": 12,
      "delay": 5.61,
      "onscreen_delay": 4.468,
      "typing_delay": 1.142,
      "typing_duration": 9.303,
      "wpm": 53,
      "message": "0, 1, 2 เพราะฉะนั้น ทำงานกี่รอบคะ "
    },
    {
      "message_id": 1081,
      "agent_id": 33,
      "delay": 5.301,
      "onscreen_delay": 2.931,
      "typing_delay": 2.37,
      "typing_duration": 4.561,
      "wpm": 16,
      "message": "3 รอบ"
    },
    {
      "message_id": 1082,
      "agent_id": 14,
      "delay": 1.3,
      "onscreen_delay": 0.153,
      "typing_delay": 1.147,
      "typing_duration": 6.628,
      "wpm": 5,
      "message": "นะ "
    },
    {
      "message_id": 1083,
      "agent_id": 29,
      "delay": 2.621,
      "onscreen_delay": 2.243,
      "typing_delay": 0.378,
      "typing_duration": 7.987,
      "wpm": 75,
      "message": "3 รอบ เพราะฉะนั้น i มีค่าเป็นอะไรได้บ้าง "
    },
    {
      "message_id": 1084,
      "agent_id": 12,
      "delay": 3.986,
      "onscreen_delay": 2.552,
      "typing_delay": 1.434,
      "typing_duration": 7.09,
      "wpm": 63,
      "message": "i ตัวนี้มีค่าเป็นอะไรได้บ้างคะ "
    },
    {
      "message_id": 1085,
      "agent_id": 33,
      "delay": 3.088,
      "onscreen_delay": 2.159,
      "typing_delay": 0.929,
      "typing_duration": 5.615,
      "wpm": 19,
      "message": "มีค่า 0 "
    },
    {
      "message_id": 1086,
      "agent_id": 14,
      "delay": 1.609,
      "onscreen_delay": 0.844,
      "typing_delay": 0.765,
      "typing_duration": 6.348,
      "wpm": 31,
      "message": "1, 2 ใช่ไหมคะ "
    },
    {
      "message_id": 1087,
      "agent_id": 29,
      "delay": 2.347,
      "onscreen_delay": 1.563,
      "typing_delay": 0.784,
      "typing_duration": 9.972,
      "wpm": 41,
      "message": "i ตัวนี้ สามารถมีค่าเป็น 0, "
    },
    {
      "message_id": 1088,
      "agent_id": 12,
      "delay": 5.971,
      "onscreen_delay": 5.23,
      "typing_delay": 0.741,
      "typing_duration": 6.701,
      "wpm": 45,
      "message": "1, 2 นั่นหมายความว่า"
    },
    {
      "message_id": 1089,
      "agent_id": 33,
      "delay": 2.7,
      "onscreen_delay": 1.56,
      "typing_delay": 1.14,
      "typing_duration": 11.308,
      "wpm": 31,
      "message": "ทำงานรอบที่ 1 เราบอกว่า"
    },
    {
      "message_id": 1090,
      "agent_id": 14,
      "delay": 7.305,
      "onscreen_delay": 7.305,
      "typing_delay": 0,
      "typing_duration": 9.571,
      "wpm": 81,
      "message": "เราทำงาน 3 รอบใช่ไหมคะ ทำงานรอบที่ 1 i มีค่าเป็นอะไร "
    },
    {
      "message_id": 1091,
      "agent_id": 29,
      "delay": 5.569,
      "onscreen_delay": 4.282,
      "typing_delay": 1.287,
      "typing_duration": 9.224,
      "wpm": 55,
      "message": "เป็น 0 รู้ได้อย่างไร นี่ไง เราเป็น"
    },
    {
      "message_id": 1092,
      "agent_id": 12,
      "delay": 5.223,
      "onscreen_delay": 3.84,
      "typing_delay": 1.383,
      "typing_duration": 7.064,
      "wpm": 59,
      "message": "คน list ค่าไว้อยู่แล้ว ทำงาน"
    },
    {
      "message_id": 1093,
      "agent_id": 33,
      "delay": 3.062,
      "onscreen_delay": 2.243,
      "typing_delay": 0.819,
      "typing_duration": 12.494,
      "wpm": 31,
      "message": "รอบที่ 2 i มีค่าเป็นอะไรคะ"
    },
    {
      "message_id": 1094,
      "agent_id": 14,
      "delay": 8.493,
      "onscreen_delay": 8.39,
      "typing_delay": 0.103,
      "typing_duration": 8.055,
      "wpm": 52,
      "message": "เป็น 1 ทำงานรอบที่ 3 i มีค่า"
    },
    {
      "message_id": 1095,
      "agent_id": 29,
      "delay": 4.489,
      "onscreen_delay": 2.889,
      "typing_delay": 1.6,
      "typing_duration": 9.562,
      "wpm": 35,
      "message": "เป็น 2 ใช่ไหมคะ ตามนี้"
    },
    {
      "message_id": 1096,
      "agent_id": 12,
      "delay": 5.56,
      "onscreen_delay": 4.284,
      "typing_delay": 1.276,
      "typing_duration": 10.729,
      "wpm": 42,
      "message": "นะ ตามที่เราขยายบอกว่า range 3 "
    },
    {
      "message_id": 1097,
      "agent_id": 33,
      "delay": 6.728,
      "onscreen_delay": 5.957,
      "typing_delay": 0.771,
      "typing_duration": 15.001,
      "wpm": 26,
      "message": "มีค่าเป็็นอะไรได้บ้าง 0, 1"
    },
    {
      "message_id": 1098,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.319,
      "typing_delay": 0.68,
      "typing_duration": 7.215,
      "wpm": 67,
      "message": "เห็นไหมคะ i มีค่าเป็นอะไรได้บ้าง "
    },
    {
      "message_id": 1099,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 5.705,
      "typing_delay": 1.293,
      "typing_duration": 4.031,
      "wpm": 26,
      "message": "0, 1, 2 "
    },
    {
      "message_id": 1100,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1101,
      "agent_id": 33,
      "delay": 10.996,
      "onscreen_delay": 9.193,
      "typing_delay": 1.803,
      "typing_duration": 11.517,
      "wpm": 23,
      "message": "แสดงว่า i นี่มีค่า"
    },
    {
      "message_id": 1102,
      "agent_id": 14,
      "delay": 7.515,
      "onscreen_delay": 7.515,
      "typing_delay": 0,
      "typing_duration": 7.246,
      "wpm": 41,
      "message": "มีค่าเป็น 0, 1, 2 นะ "
    },
    {
      "message_id": 1103,
      "agent_id": 29,
      "delay": 3.514,
      "onscreen_delay": 3.514,
      "typing_delay": 0,
      "typing_duration": 10.259,
      "wpm": 75,
      "message": "แสดงว่ามันต้องทำงานทั้ง 2 บรรทัดนี้ใช่ไหมคะ มันต้อง"
    },
    {
      "message_id": 1104,
      "agent_id": 12,
      "delay": 6.257,
      "onscreen_delay": 5.842,
      "typing_delay": 0.415,
      "typing_duration": 11.205,
      "wpm": 47,
      "message": "ทำงานทั้งบรรทัดที่ 2 และบรรทัดที่ 3 "
    },
    {
      "message_id": 1105,
      "agent_id": 33,
      "delay": 7.204,
      "onscreen_delay": 5.189,
      "typing_delay": 2.015,
      "typing_duration": 11.029,
      "wpm": 42,
      "message": "ทำงานอย่างละ 3 ครั้ง หรือ 3 รอบ"
    },
    {
      "message_id": 1106,
      "agent_id": 14,
      "delay": 7.028,
      "onscreen_delay": 7.028,
      "typing_delay": 0,
      "typing_duration": 8.041,
      "wpm": 52,
      "message": "หรือ 3 รอบ บรรทัดที่ 2 ก็คือ"
    },
    {
      "message_id": 1107,
      "agent_id": 29,
      "delay": 4.04,
      "onscreen_delay": 3.879,
      "typing_delay": 0.161,
      "typing_duration": 11.357,
      "wpm": 48,
      "message": "ตรวจสอบเงื่อนไข i นี่ ต้องทำ 3 ครั้ง "
    },
    {
      "message_id": 1108,
      "agent_id": 12,
      "delay": 7.351,
      "onscreen_delay": 6.772,
      "typing_delay": 0.579,
      "typing_duration": 9.274,
      "wpm": 58,
      "message": "ที่ 3 เห็นไหมคะ อันนี้คือบรรทัดที่ 2 "
    },
    {
      "message_id": 1109,
      "agent_id": 33,
      "delay": 10.012,
      "onscreen_delay": 0,
      "typing_delay": 10.012,
      "typing_duration": 10.012,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1110,
      "agent_id": 14,
      "delay": 6.011,
      "onscreen_delay": 2.818,
      "typing_delay": 3.193,
      "typing_duration": 5.671,
      "wpm": 24,
      "message": "อันนี้คือ"
    },
    {
      "message_id": 1111,
      "agent_id": 29,
      "delay": 2.009,
      "onscreen_delay": 2.009,
      "typing_delay": 0,
      "typing_duration": 4.015,
      "wpm": 30,
      "message": "บรรทัด 3 "
    },
    {
      "message_id": 1112,
      "agent_id": 12,
      "delay": 3.007,
      "onscreen_delay": 0,
      "typing_delay": 3.007,
      "typing_duration": 9.53,
      "wpm": 42,
      "message": "มันก็ทำงาน 3 ครั้งเหมือนกัน "
    },
    {
      "message_id": 1113,
      "agent_id": 33,
      "delay": 5.528,
      "onscreen_delay": 4.129,
      "typing_delay": 1.399,
      "typing_duration": 5.685,
      "wpm": 21,
      "message": "ใช่ไหมคะ "
    },
    {
      "message_id": 1114,
      "agent_id": 14,
      "delay": 1.684,
      "onscreen_delay": 1.298,
      "typing_delay": 0.386,
      "typing_duration": 8.65,
      "wpm": 35,
      "message": "ถ้าครูเปลี่ยน ดูนะคะ "
    },
    {
      "message_id": 1115,
      "agent_id": 29,
      "delay": 4.645,
      "onscreen_delay": 4.049,
      "typing_delay": 0.596,
      "typing_duration": 7.531,
      "wpm": 58,
      "message": "ถ้าครูเปลี่ยนจาก range ตัวนี้ "
    },
    {
      "message_id": 1116,
      "agent_id": 12,
      "delay": 5.642,
      "onscreen_delay": 0,
      "typing_delay": 5.642,
      "typing_duration": 5.642,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1117,
      "agent_id": 33,
      "delay": 6.381,
      "onscreen_delay": 0,
      "typing_delay": 6.381,
      "typing_duration": 6.381,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1118,
      "agent_id": 14,
      "delay": 2.379,
      "onscreen_delay": 1.455,
      "typing_delay": 0.924,
      "typing_duration": 9.213,
      "wpm": 47,
      "message": "ถ้าครูเปลี่ยน range ตัวนี้นี่ "
    },
    {
      "message_id": 1119,
      "agent_id": 29,
      "delay": 5.211,
      "onscreen_delay": 5.105,
      "typing_delay": 0.106,
      "typing_duration": 9.61,
      "wpm": 22,
      "message": "ค่า n n เป็น 2 "
    },
    {
      "message_id": 1120,
      "agent_id": 12,
      "delay": 5.609,
      "onscreen_delay": 4.087,
      "typing_delay": 1.522,
      "typing_duration": 7.672,
      "wpm": 35,
      "message": "ครูต้องทำงานกี่รอบ "
    },
    {
      "message_id": 1121,
      "agent_id": 33,
      "delay": 3.671,
      "onscreen_delay": 1.975,
      "typing_delay": 1.696,
      "typing_duration": 12.125,
      "wpm": 35,
      "message": "ครุเปลี่ยนให้ n ตัวนี้เป็น 2 "
    },
    {
      "message_id": 1122,
      "agent_id": 14,
      "delay": 8.123,
      "onscreen_delay": 8.069,
      "typing_delay": 0.054,
      "typing_duration": 6.727,
      "wpm": 65,
      "message": "ครูต้องทำงานกี่รอบคะ n เป็น 2 "
    },
    {
      "message_id": 1123,
      "agent_id": 29,
      "delay": 4.122,
      "onscreen_delay": 3.966,
      "typing_delay": 0.156,
      "typing_duration": 8.077,
      "wpm": 69,
      "message": "ทำงานกี่รอบ เราทำงานกี่รอบนี่ range 2 "
    },
    {
      "message_id": 1124,
      "agent_id": 12,
      "delay": 4.075,
      "onscreen_delay": 3.687,
      "typing_delay": 0.388,
      "typing_duration": 5.806,
      "wpm": 21,
      "message": "กี่รอบคะ "
    },
    {
      "message_id": 1125,
      "agent_id": 33,
      "delay": 1.804,
      "onscreen_delay": 0.55,
      "typing_delay": 1.254,
      "typing_duration": 7.805,
      "wpm": 31,
      "message": "กี่รอบเอ่ย 2 รอบ"
    },
    {
      "message_id": 1126,
      "agent_id": 14,
      "delay": 3.801,
      "onscreen_delay": 3.028,
      "typing_delay": 0.773,
      "typing_duration": 8.399,
      "wpm": 43,
      "message": "ถูกไหมคะ นี่ไง range 2 i "
    },
    {
      "message_id": 1127,
      "agent_id": 29,
      "delay": 4.392,
      "onscreen_delay": 4.226,
      "typing_delay": 0.166,
      "typing_duration": 7.625,
      "wpm": 90,
      "message": "มีค่าเป็น 0 กับ 1 เพราะฉะนั้น เราทำงานกี่รอบคะ "
    },
    {
      "message_id": 1128,
      "agent_id": 12,
      "delay": 3.623,
      "onscreen_delay": 2.498,
      "typing_delay": 1.125,
      "typing_duration": 8.389,
      "wpm": 25,
      "message": "2 รอบ n เป็น 2 "
    },
    {
      "message_id": 1129,
      "agent_id": 33,
      "delay": 4.388,
      "onscreen_delay": 3.556,
      "typing_delay": 0.832,
      "typing_duration": 13.841,
      "wpm": 41,
      "message": "เราทำงาน 2 รอบ n เป็น 3 เราทำงานกี่รอบ"
    },
    {
      "message_id": 1130,
      "agent_id": 14,
      "delay": 9.84,
      "onscreen_delay": 9.093,
      "typing_delay": 0.747,
      "typing_duration": 5.267,
      "wpm": 51,
      "message": "3 รอบ ถ้า n เป็น 5 "
    },
    {
      "message_id": 1131,
      "agent_id": 29,
      "delay": 5.837,
      "onscreen_delay": 5.742,
      "typing_delay": 0.095,
      "typing_duration": 10.818,
      "wpm": 53,
      "message": "เราทำงานกี่รอบ n เป็น 5 เราทำงานกี่รอบ "
    },
    {
      "message_id": 1132,
      "agent_id": 12,
      "delay": 6.817,
      "onscreen_delay": 5.719,
      "typing_delay": 1.098,
      "typing_duration": 12.099,
      "wpm": 19,
      "message": "คะ 5 รอบ ใช่ไหม "
    },
    {
      "message_id": 1133,
      "agent_id": 33,
      "delay": 8.098,
      "onscreen_delay": 5.569,
      "typing_delay": 2.529,
      "typing_duration": 12.867,
      "wpm": 36,
      "message": "n เป็น 1 เราทำงานกี่รอบคะ 1 รอบ"
    },
    {
      "message_id": 1134,
      "agent_id": 14,
      "delay": 8.865,
      "onscreen_delay": 8.78,
      "typing_delay": 0.085,
      "typing_duration": 9.718,
      "wpm": 71,
      "message": "1 รอบ ก็คือ i เป็น 0 ถูกไหม หรือทำงานแค่ 1 รอบ "
    },
    {
      "message_id": 1135,
      "agent_id": 29,
      "delay": 5.717,
      "onscreen_delay": 3.983,
      "typing_delay": 1.734,
      "typing_duration": 9.252,
      "wpm": 37,
      "message": "i เป็น พูดผิด n เป็น 10 "
    },
    {
      "message_id": 1136,
      "agent_id": 12,
      "delay": 5.246,
      "onscreen_delay": 4.762,
      "typing_delay": 0.484,
      "typing_duration": 8.025,
      "wpm": 34,
      "message": "เราต้องทำงานกี่รอบ "
    },
    {
      "message_id": 1137,
      "agent_id": 33,
      "delay": 4.024,
      "onscreen_delay": 3.408,
      "typing_delay": 0.616,
      "typing_duration": 12.263,
      "wpm": 44,
      "message": "กี่รอบคะ 10 รอบ ตามที่เราเขียนเลยนี่"
    },
    {
      "message_id": 1138,
      "agent_id": 14,
      "delay": 8.257,
      "onscreen_delay": 7.407,
      "typing_delay": 0.85,
      "typing_duration": 11.443,
      "wpm": 30,
      "message": "n สมมติแทนตัวนี้ n = 10 "
    },
    {
      "message_id": 1139,
      "agent_id": 29,
      "delay": 7.428,
      "onscreen_delay": 7.183,
      "typing_delay": 0.245,
      "typing_duration": 8.023,
      "wpm": 73,
      "message": "เพราะฉะนั้น ต้องทำงานทั้งหมด 10 รอบ เรา"
    },
    {
      "message_id": 1140,
      "agent_id": 12,
      "delay": 4.021,
      "onscreen_delay": 3.554,
      "typing_delay": 0.467,
      "typing_duration": 9.311,
      "wpm": 45,
      "message": "สามารถบอกได้ไหมคะ ว่าเมื่อ n "
    },
    {
      "message_id": 1141,
      "agent_id": 33,
      "delay": 5.307,
      "onscreen_delay": 4.502,
      "typing_delay": 0.805,
      "typing_duration": 12.067,
      "wpm": 29,
      "message": "ใด ๆ จะทำงาน n ครั้งได้"
    },
    {
      "message_id": 1142,
      "agent_id": 14,
      "delay": 8.065,
      "onscreen_delay": 7.171,
      "typing_delay": 0.894,
      "typing_duration": 6.422,
      "wpm": 86,
      "message": "ได้ใช่ไหม เพราะเมื่อกี้ที่เราทำกันนี่ "
    },
    {
      "message_id": 1143,
      "agent_id": 29,
      "delay": 4.064,
      "onscreen_delay": 0.281,
      "typing_delay": 3.783,
      "typing_duration": 5.997,
      "wpm": 20,
      "message": "n เป็น 3 "
    },
    {
      "message_id": 1144,
      "agent_id": 12,
      "delay": 1.989,
      "onscreen_delay": 1.643,
      "typing_delay": 0.346,
      "typing_duration": 6.555,
      "wpm": 18,
      "message": "ก็ 3 รอบ "
    },
    {
      "message_id": 1145,
      "agent_id": 33,
      "delay": 5.835,
      "onscreen_delay": 0,
      "typing_delay": 5.835,
      "typing_duration": 13.891,
      "wpm": 15,
      "message": "ก็ทำงาน 10 รอบ"
    },
    {
      "message_id": 1146,
      "agent_id": 14,
      "delay": 9.89,
      "onscreen_delay": 9.89,
      "typing_delay": 0,
      "typing_duration": 8.439,
      "wpm": 66,
      "message": "ก็ทำงาน 10 รอบ เพราะฉะนั้น ถ้า n เป็น "
    },
    {
      "message_id": 1147,
      "agent_id": 29,
      "delay": 5.889,
      "onscreen_delay": 4.986,
      "typing_delay": 0.903,
      "typing_duration": 11.803,
      "wpm": 24,
      "message": "999 ต้องทำงานกี่รอบ "
    },
    {
      "message_id": 1148,
      "agent_id": 12,
      "delay": 7.801,
      "onscreen_delay": 5.969,
      "typing_delay": 1.832,
      "typing_duration": 12.964,
      "wpm": 28,
      "message": "ถ้า n เป็น 999 ต้องทำงาน"
    },
    {
      "message_id": 1149,
      "agent_id": 33,
      "delay": 8.957,
      "onscreen_delay": 7.332,
      "typing_delay": 1.625,
      "typing_duration": 8.367,
      "wpm": 43,
      "message": "กี่รอบคะ ทำงานกี่รอบเอ่ย "
    },
    {
      "message_id": 1150,
      "agent_id": 14,
      "delay": 4.949,
      "onscreen_delay": 2.904,
      "typing_delay": 2.045,
      "typing_duration": 6.252,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1151,
      "agent_id": 29,
      "delay": 2.251,
      "onscreen_delay": 2.069,
      "typing_delay": 0.182,
      "typing_duration": 4.114,
      "wpm": 51,
      "message": "999 รอบ ใช่ไหม "
    },
    {
      "message_id": 1152,
      "agent_id": 12,
      "delay": 3.919,
      "onscreen_delay": 0,
      "typing_delay": 3.919,
      "typing_duration": 9.563,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1153,
      "agent_id": 33,
      "delay": 5.56,
      "onscreen_delay": 3.853,
      "typing_delay": 1.707,
      "typing_duration": 9.386,
      "wpm": 35,
      "message": "n เป็น 1 ก็ทำงาน 1 รอบ"
    },
    {
      "message_id": 1154,
      "agent_id": 14,
      "delay": 5.385,
      "onscreen_delay": 5.385,
      "typing_delay": 0,
      "typing_duration": 5.492,
      "wpm": 74,
      "message": "เพราะฉะนั้น เราจึงบอกได้ว่า"
    },
    {
      "message_id": 1155,
      "agent_id": 29,
      "delay": 1.491,
      "onscreen_delay": 1.048,
      "typing_delay": 0.443,
      "typing_duration": 10.229,
      "wpm": 56,
      "message": "การทำงาน n ครั้งนี่ หมายความว่า ไม่ว่า "
    },
    {
      "message_id": 1156,
      "agent_id": 12,
      "delay": 6.228,
      "onscreen_delay": 5.574,
      "typing_delay": 0.654,
      "typing_duration": 7.116,
      "wpm": 44,
      "message": "n เป็นตัวเลขอะไรก็ตาม "
    },
    {
      "message_id": 1157,
      "agent_id": 33,
      "delay": 3.115,
      "onscreen_delay": 2.495,
      "typing_delay": 0.62,
      "typing_duration": 9.5,
      "wpm": 39,
      "message": "กั้จะทำงาน n ครั้ง เราจึง"
    },
    {
      "message_id": 1158,
      "agent_id": 14,
      "delay": 5.499,
      "onscreen_delay": 5.486,
      "typing_delay": 0.013,
      "typing_duration": 5.296,
      "wpm": 65,
      "message": "เราจึงสามารถสรุปได้นะคะ "
    },
    {
      "message_id": 1159,
      "agent_id": 29,
      "delay": 1.498,
      "onscreen_delay": 1.391,
      "typing_delay": 0.107,
      "typing_duration": 7.776,
      "wpm": 50,
      "message": "ว่าในบรรทัดที่ 2 นี่ เราจะ"
    },
    {
      "message_id": 1160,
      "agent_id": 12,
      "delay": 3.775,
      "onscreen_delay": 3.556,
      "typing_delay": 0.219,
      "typing_duration": 6.518,
      "wpm": 30,
      "message": "ทำงาน n ครั้ง "
    },
    {
      "message_id": 1161,
      "agent_id": 33,
      "delay": 3.771,
      "onscreen_delay": 0,
      "typing_delay": 3.771,
      "typing_duration": 8.544,
      "wpm": 19,
      "message": "บรรทัดที่ 3 "
    },
    {
      "message_id": 1162,
      "agent_id": 14,
      "delay": 4.536,
      "onscreen_delay": 4.536,
      "typing_delay": 0,
      "typing_duration": 4.142,
      "wpm": 69,
      "message": "ก็ทำงาน n ครั้งนะคะ "
    },
    {
      "message_id": 1163,
      "agent_id": 29,
      "delay": 1.891,
      "onscreen_delay": 0,
      "typing_delay": 1.891,
      "typing_duration": 11.427,
      "wpm": 41,
      "message": "แต่ในบรรทัดที่ 1 นี่ มันอยู่นอก "
    },
    {
      "message_id": 1164,
      "agent_id": 12,
      "delay": 7.425,
      "onscreen_delay": 6.258,
      "typing_delay": 1.167,
      "typing_duration": 11.64,
      "wpm": 49,
      "message": "loop ถูกไหมคะ มันไม่ได้อยู่ข้างใน loop "
    },
    {
      "message_id": 1165,
      "agent_id": 33,
      "delay": 7.636,
      "onscreen_delay": 5.687,
      "typing_delay": 1.949,
      "typing_duration": 13.593,
      "wpm": 23,
      "message": "total อยู่ข้างใน loop "
    },
    {
      "message_id": 1166,
      "agent_id": 14,
      "delay": 9.59,
      "onscreen_delay": 8.588,
      "typing_delay": 1.002,
      "typing_duration": 11.387,
      "wpm": 53,
      "message": "แต่การกำหนดค่าตัวแปรข้างบน Total = 0 นี่ "
    },
    {
      "message_id": 1167,
      "agent_id": 29,
      "delay": 7.386,
      "onscreen_delay": 6.526,
      "typing_delay": 0.86,
      "typing_duration": 11.797,
      "wpm": 57,
      "message": "มันอยู่ข้างนอก loop แสดงว่ามันทำงานกี่ครั้ง 1 "
    },
    {
      "message_id": 1168,
      "agent_id": 12,
      "delay": 7.793,
      "onscreen_delay": 6.924,
      "typing_delay": 0.869,
      "typing_duration": 7.942,
      "wpm": 23,
      "message": "ครั้ง เราจึง"
    },
    {
      "message_id": 1169,
      "agent_id": 33,
      "delay": 3.94,
      "onscreen_delay": 3.316,
      "typing_delay": 0.624,
      "typing_duration": 8.445,
      "wpm": 44,
      "message": "สามารถเขียนข้างหลังได้ว่า"
    },
    {
      "message_id": 1170,
      "agent_id": 14,
      "delay": 4.441,
      "onscreen_delay": 4.154,
      "typing_delay": 0.287,
      "typing_duration": 9.392,
      "wpm": 69,
      "message": "บรรทัดที่ 1 ทำงาน 1 ครั้ง บรรทัดที่ 2 ทำงาน "
    },
    {
      "message_id": 1171,
      "agent_id": 29,
      "delay": 5.391,
      "onscreen_delay": 4.745,
      "typing_delay": 0.646,
      "typing_duration": 8.418,
      "wpm": 52,
      "message": "n ครั้ง บรรทัดที่ 3 ก็ทำงาน n "
    },
    {
      "message_id": 1172,
      "agent_id": 12,
      "delay": 4.417,
      "onscreen_delay": 4.064,
      "typing_delay": 0.353,
      "typing_duration": 11.933,
      "wpm": 25,
      "message": "ครั้งนะคะ เราจะหาค่า "
    },
    {
      "message_id": 1173,
      "agent_id": 33,
      "delay": 7.929,
      "onscreen_delay": 6.632,
      "typing_delay": 1.297,
      "typing_duration": 9.923,
      "wpm": 8,
      "message": "Big-O "
    },
    {
      "message_id": 1174,
      "agent_id": 14,
      "delay": 5.921,
      "onscreen_delay": 5.921,
      "typing_delay": 0,
      "typing_duration": 6.534,
      "wpm": 90,
      "message": "ที่เราเขียนด้านหลังของคำสั่งเอามาบวกกัน "
    },
    {
      "message_id": 1175,
      "agent_id": 29,
      "delay": 2.532,
      "onscreen_delay": 1.882,
      "typing_delay": 0.65,
      "typing_duration": 8.546,
      "wpm": 56,
      "message": "ตัวแรกเป็น 1 ตัวที่ 2 เป็นอะไรคะ "
    },
    {
      "message_id": 1176,
      "agent_id": 12,
      "delay": 4.545,
      "onscreen_delay": 3.803,
      "typing_delay": 0.742,
      "typing_duration": 13.713,
      "wpm": 16,
      "message": "เป็น n ตัวที่ 3 "
    },
    {
      "message_id": 1177,
      "agent_id": 33,
      "delay": 9.709,
      "onscreen_delay": 8.676,
      "typing_delay": 1.033,
      "typing_duration": 9.513,
      "wpm": 38,
      "message": "เป็น n บวกกันได้เท่าไหร่"
    },
    {
      "message_id": 1178,
      "agent_id": 14,
      "delay": 5.708,
      "onscreen_delay": 4.414,
      "typing_delay": 1.294,
      "typing_duration": 6.438,
      "wpm": 12,
      "message": "n + n "
    },
    {
      "message_id": 1179,
      "agent_id": 29,
      "delay": 2.437,
      "onscreen_delay": 0.205,
      "typing_delay": 2.232,
      "typing_duration": 12.66,
      "wpm": 26,
      "message": "ข้างหน้า n ตัวนี้ ดูนะ "
    },
    {
      "message_id": 1180,
      "agent_id": 12,
      "delay": 8.658,
      "onscreen_delay": 8.325,
      "typing_delay": 0.333,
      "typing_duration": 11.305,
      "wpm": 56,
      "message": "ตัวนี้มันคือเลข 1 นะ ข้างหน้า n คือเลข 1 ."
    },
    {
      "message_id": 1181,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1182,
      "agent_id": 14,
      "delay": 10.995,
      "onscreen_delay": 10.995,
      "typing_delay": 0,
      "typing_duration": 9.543,
      "wpm": 39,
      "message": "บวกกันแล้วได้กี่ n 1n +1n "
    },
    {
      "message_id": 1183,
      "agent_id": 29,
      "delay": 6.994,
      "onscreen_delay": 6.966,
      "typing_delay": 0.028,
      "typing_duration": 9.874,
      "wpm": 59,
      "message": "ได้เป็น 2n อันนี้มัน 1 เฉย ๆ ไหม ใช่ไหม "
    },
    {
      "message_id": 1184,
      "agent_id": 12,
      "delay": 5.872,
      "onscreen_delay": 4.676,
      "typing_delay": 1.196,
      "typing_duration": 6.458,
      "wpm": 65,
      "message": "ไม่ได้มีตัวอื่นเลยนะคะ คือ 1 "
    },
    {
      "message_id": 1185,
      "agent_id": 14,
      "delay": 2.457,
      "onscreen_delay": 2.457,
      "typing_delay": 0,
      "typing_duration": 10.445,
      "wpm": 45,
      "message": "มันไม่มีตัวไหนบวกเลย ก็บวก 1 นะ "
    },
    {
      "message_id": 1186,
      "agent_id": 29,
      "delay": 6.444,
      "onscreen_delay": 5.399,
      "typing_delay": 1.045,
      "typing_duration": 9.933,
      "wpm": 38,
      "message": "นะ อันนี้มันบวกด้วยกันได้ "
    },
    {
      "message_id": 1187,
      "agent_id": 12,
      "delay": 5.929,
      "onscreen_delay": 5.24,
      "typing_delay": 0.689,
      "typing_duration": 9.301,
      "wpm": 29,
      "message": "มันเลยกลายเป็น 2 n "
    },
    {
      "message_id": 1188,
      "agent_id": 14,
      "delay": 5.3,
      "onscreen_delay": 5.291,
      "typing_delay": 0.009,
      "typing_duration": 8.826,
      "wpm": 61,
      "message": "เพราะมันไม่มี n อะไรเลย มันรวมไม่ได้ "
    },
    {
      "message_id": 1189,
      "agent_id": 29,
      "delay": 4.825,
      "onscreen_delay": 3.819,
      "typing_delay": 1.006,
      "typing_duration": 7.218,
      "wpm": 50,
      "message": "เราจึงสรุปได้ว่าค่าBig-O "
    },
    {
      "message_id": 1190,
      "agent_id": 12,
      "delay": 3.214,
      "onscreen_delay": 2.812,
      "typing_delay": 0.402,
      "typing_duration": 6.64,
      "wpm": 47,
      "message": "เราสนใจเฉพาะเทอมของ n "
    },
    {
      "message_id": 1191,
      "agent_id": 14,
      "delay": 2.639,
      "onscreen_delay": 2.125,
      "typing_delay": 0.514,
      "typing_duration": 8.996,
      "wpm": 78,
      "message": "โดยตัดสัมกประสิทธิ์ออก เพราะฉะนั้น ก็เหลือแค่ n "
    },
    {
      "message_id": 1192,
      "agent_id": 29,
      "delay": 4.995,
      "onscreen_delay": 3.711,
      "typing_delay": 1.284,
      "typing_duration": 6.052,
      "wpm": 62,
      "message": "นะคะ เพราะฉะนั้น Big-O  ก"
    },
    {
      "message_id": 1193,
      "agent_id": 12,
      "delay": 3.29,
      "onscreen_delay": 0,
      "typing_delay": 3.29,
      "typing_duration": 6.732,
      "wpm": 22,
      "message": "โปรแกรมนี้"
    },
    {
      "message_id": 1194,
      "agent_id": 14,
      "delay": 2.73,
      "onscreen_delay": 2.587,
      "typing_delay": 0.143,
      "typing_duration": 11.001,
      "wpm": 25,
      "message": "จะ Run ในเวลา O(ื) "
    },
    {
      "message_id": 1195,
      "agent_id": 29,
      "delay": 7,
      "onscreen_delay": 4.772,
      "typing_delay": 2.228,
      "typing_duration": 4.35,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1196,
      "agent_id": 12,
      "delay": 4.694,
      "onscreen_delay": 0,
      "typing_delay": 4.694,
      "typing_duration": 4.694,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1197,
      "agent_id": 14,
      "delay": 7.539,
      "onscreen_delay": 0,
      "typing_delay": 7.539,
      "typing_duration": 7.539,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1198,
      "agent_id": 29,
      "delay": 3.961,
      "onscreen_delay": 0,
      "typing_delay": 3.961,
      "typing_duration": 8.893,
      "wpm": 20,
      "message": "เดี๋ยวครูให้"
    },
    {
      "message_id": 1199,
      "agent_id": 12,
      "delay": 4.89,
      "onscreen_delay": 3.818,
      "typing_delay": 1.072,
      "typing_duration": 6.31,
      "wpm": 62,
      "message": "เบรกก่อนนะ เบรก 5 นาทีนะคะ "
    },
    {
      "message_id": 1200,
      "agent_id": 14,
      "delay": 2.309,
      "onscreen_delay": 1.932,
      "typing_delay": 0.377,
      "typing_duration": 8.681,
      "wpm": 74,
      "message": "เดี๋ยวเราจะมาหัดทำด้วยกันนะ มีโจทย์ 1 โจทย์"
    },
    {
      "message_id": 1201,
      "agent_id": 29,
      "delay": 4.672,
      "onscreen_delay": 4.478,
      "typing_delay": 0.194,
      "typing_duration": 7.27,
      "wpm": 50,
      "message": "ตัวนี้ หลังจากเบรกแล้วนะ "
    },
    {
      "message_id": 1202,
      "agent_id": 12,
      "delay": 3.269,
      "onscreen_delay": 1.662,
      "typing_delay": 1.607,
      "typing_duration": 6.346,
      "wpm": 57,
      "message": "เราจะมาทำโจทย์นี้ด้วยกัน"
    },
    {
      "message_id": 1203,
      "agent_id": 14,
      "delay": 2.344,
      "onscreen_delay": 2.344,
      "typing_delay": 0,
      "typing_duration": 4.084,
      "wpm": 15,
      "message": "นะคะ "
    },
    {
      "message_id": 1204,
      "agent_id": 29,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1205,
      "agent_id": 12,
      "delay": 11,
      "onscreen_delay": 0,
      "typing_delay": 11,
      "typing_duration": 11,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1206,
      "agent_id": 14,
      "delay": 11.003,
      "onscreen_delay": 0,
      "typing_delay": 11.003,
      "typing_duration": 11.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1207,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1208,
      "agent_id": 12,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1209,
      "agent_id": 14,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1210,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1211,
      "agent_id": 12,
      "delay": 11.004,
      "onscreen_delay": 0,
      "typing_delay": 11.004,
      "typing_duration": 11.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1212,
      "agent_id": 14,
      "delay": 11.003,
      "onscreen_delay": 0,
      "typing_delay": 11.003,
      "typing_duration": 11.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1213,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1214,
      "agent_id": 12,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1215,
      "agent_id": 14,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1216,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 0,
      "typing_delay": 11,
      "typing_duration": 11,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1217,
      "agent_id": 12,
      "delay": 11.004,
      "onscreen_delay": 0,
      "typing_delay": 11.004,
      "typing_duration": 11.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1218,
      "agent_id": 14,
      "delay": 11.003,
      "onscreen_delay": 0,
      "typing_delay": 11.003,
      "typing_duration": 11.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1219,
      "agent_id": 29,
      "delay": 11.005,
      "onscreen_delay": 0,
      "typing_delay": 11.005,
      "typing_duration": 11.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1220,
      "agent_id": 12,
      "delay": 11.014,
      "onscreen_delay": 0,
      "typing_delay": 11.014,
      "typing_duration": 11.014,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1221,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 0,
      "typing_delay": 11,
      "typing_duration": 11,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1222,
      "agent_id": 29,
      "delay": 11.004,
      "onscreen_delay": 0,
      "typing_delay": 11.004,
      "typing_duration": 11.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1223,
      "agent_id": 12,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1224,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1225,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 0,
      "typing_delay": 11,
      "typing_duration": 11,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1226,
      "agent_id": 12,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1227,
      "agent_id": 14,
      "delay": 11.003,
      "onscreen_delay": 0,
      "typing_delay": 11.003,
      "typing_duration": 11.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1228,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 0,
      "typing_delay": 11,
      "typing_duration": 11,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1229,
      "agent_id": 12,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1230,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1231,
      "agent_id": 29,
      "delay": 11.004,
      "onscreen_delay": 0,
      "typing_delay": 11.004,
      "typing_duration": 11.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1232,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1233,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1234,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1235,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1236,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1237,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1238,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1239,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1240,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1241,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1242,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1243,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1244,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1245,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1246,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1247,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1248,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1249,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1250,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1251,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1252,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1253,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1254,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1255,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1256,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1257,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1258,
      "agent_id": 14,
      "delay": 15.014,
      "onscreen_delay": 0,
      "typing_delay": 15.014,
      "typing_duration": 15.014,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1259,
      "agent_id": 29,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1260,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1261,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1262,
      "agent_id": 14,
      "delay": 11.002,
      "onscreen_delay": 6.975,
      "typing_delay": 4.027,
      "typing_duration": 4.027,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1263,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1264,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1265,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1266,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1267,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1268,
      "agent_id": 12,
      "delay": 15.008,
      "onscreen_delay": 0,
      "typing_delay": 15.008,
      "typing_duration": 15.008,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1269,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1270,
      "agent_id": 14,
      "delay": 11.002,
      "onscreen_delay": 7.02,
      "typing_delay": 3.982,
      "typing_duration": 3.982,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1271,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1272,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1273,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1274,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1275,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1276,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1277,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1278,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1279,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1280,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1281,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1282,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 6.901,
      "typing_delay": 4.1,
      "typing_duration": 4.1,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1283,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1284,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1285,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1286,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1287,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1288,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1289,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1290,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1291,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1292,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1293,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1294,
      "agent_id": 14,
      "delay": 11.715,
      "onscreen_delay": 0,
      "typing_delay": 11.715,
      "typing_duration": 11.715,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1295,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1296,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1297,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1298,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1299,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1300,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1301,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1302,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1303,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1304,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1305,
      "agent_id": 33,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1306,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1307,
      "agent_id": 29,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1308,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1309,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1310,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1311,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1312,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1313,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1314,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1315,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1316,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1317,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1318,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1319,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1320,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1321,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1322,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1323,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1324,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1325,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1326,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1327,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1328,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1329,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1330,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1331,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1332,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1333,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1334,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1335,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1336,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1337,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1338,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.675,
      "typing_delay": 4.324,
      "typing_duration": 4.324,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1339,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1340,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1341,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1342,
      "agent_id": 14,
      "delay": 10.995,
      "onscreen_delay": 4.471,
      "typing_delay": 6.524,
      "typing_duration": 6.524,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1343,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1344,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1345,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1346,
      "agent_id": 14,
      "delay": 10.996,
      "onscreen_delay": 2.34,
      "typing_delay": 8.656,
      "typing_duration": 8.656,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1347,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1348,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1349,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1350,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1351,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1352,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1353,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1354,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1355,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1356,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1357,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1358,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1359,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1360,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1361,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1362,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 2.364,
      "typing_delay": 8.636,
      "typing_duration": 8.636,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1363,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1364,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1365,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1366,
      "agent_id": 14,
      "delay": 10.997,
      "onscreen_delay": 4.887,
      "typing_delay": 6.11,
      "typing_duration": 6.11,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1367,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1368,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1369,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1370,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 6.709,
      "typing_delay": 4.289,
      "typing_duration": 4.289,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1371,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1372,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1373,
      "agent_id": 33,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1374,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1375,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1376,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1377,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1378,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1379,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1380,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1381,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1382,
      "agent_id": 14,
      "delay": 11.815,
      "onscreen_delay": 0,
      "typing_delay": 11.815,
      "typing_duration": 11.815,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1383,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1384,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1385,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1386,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1387,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1388,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1389,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1390,
      "agent_id": 14,
      "delay": 12.866,
      "onscreen_delay": 0,
      "typing_delay": 12.866,
      "typing_duration": 12.866,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1391,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1392,
      "agent_id": 12,
      "delay": 11,
      "onscreen_delay": 4.395,
      "typing_delay": 6.605,
      "typing_duration": 11.892,
      "wpm": 21,
      "message": "(อาจารย์สุธาสินี)  "
    },
    {
      "message_id": 1393,
      "agent_id": 33,
      "delay": 7.89,
      "onscreen_delay": 5.348,
      "typing_delay": 2.542,
      "typing_duration": 8.087,
      "wpm": 26,
      "message": "คราวนี้มาดูต่อ"
    },
    {
      "message_id": 1394,
      "agent_id": 14,
      "delay": 4.085,
      "onscreen_delay": 0.038,
      "typing_delay": 4.047,
      "typing_duration": 4.047,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1395,
      "agent_id": 29,
      "delay": 4.229,
      "onscreen_delay": 0,
      "typing_delay": 4.229,
      "typing_duration": 6.654,
      "wpm": 25,
      "message": "โจทย์ตัวนี้"
    },
    {
      "message_id": 1396,
      "agent_id": 12,
      "delay": 2.639,
      "onscreen_delay": 1.95,
      "typing_delay": 0.689,
      "typing_duration": 9.615,
      "wpm": 33,
      "message": "นะคะ เหมือนถ้าเราดูนะ "
    },
    {
      "message_id": 1397,
      "agent_id": 33,
      "delay": 5.611,
      "onscreen_delay": 3.607,
      "typing_delay": 2.004,
      "typing_duration": 14.519,
      "wpm": 35,
      "message": "ตัวโปรแกรม บรรทัดที่ 1 บรรทัดที่ 2 "
    },
    {
      "message_id": 1398,
      "agent_id": 14,
      "delay": 10.518,
      "onscreen_delay": 10.458,
      "typing_delay": 0.06,
      "typing_duration": 8.364,
      "wpm": 79,
      "message": "เหมือนกับโจทย์ข้อนี้เลยใช่ไหมคะ เหมือนกันเลย "
    },
    {
      "message_id": 1399,
      "agent_id": 29,
      "delay": 6.517,
      "onscreen_delay": 4.925,
      "typing_delay": 1.592,
      "typing_duration": 11.601,
      "wpm": 44,
      "message": "แต่สิ่งที่ต่างกันคืออะไร คือ จำนวน"
    },
    {
      "message_id": 1400,
      "agent_id": 12,
      "delay": 7.598,
      "onscreen_delay": 6.689,
      "typing_delay": 0.909,
      "typing_duration": 5.952,
      "wpm": 63,
      "message": "ตัวแปร ค่า ค่าของตัวแปร n "
    },
    {
      "message_id": 1401,
      "agent_id": 33,
      "delay": 3.597,
      "onscreen_delay": 2.614,
      "typing_delay": 0.983,
      "typing_duration": 8.668,
      "wpm": 40,
      "message": "นะคะ จากข้อนี้ครูบอกว่า"
    },
    {
      "message_id": 1402,
      "agent_id": 14,
      "delay": 4.667,
      "onscreen_delay": 4.514,
      "typing_delay": 0.153,
      "typing_duration": 8.278,
      "wpm": 22,
      "message": "ครูให้ n = 2 "
    },
    {
      "message_id": 1403,
      "agent_id": 29,
      "delay": 4.277,
      "onscreen_delay": 3.67,
      "typing_delay": 0.607,
      "typing_duration": 6.483,
      "wpm": 49,
      "message": "ครูแทน n ตัวนี้ด้วย 2 "
    },
    {
      "message_id": 1404,
      "agent_id": 12,
      "delay": 2.964,
      "onscreen_delay": 0,
      "typing_delay": 2.964,
      "typing_duration": 9.734,
      "wpm": 3,
      "message": "นะ "
    },
    {
      "message_id": 1405,
      "agent_id": 33,
      "delay": 5.733,
      "onscreen_delay": 4.856,
      "typing_delay": 0.877,
      "typing_duration": 14.149,
      "wpm": 33,
      "message": "ขออภัย แปบหนึ่ง ต้องเขียนเลข  2"
    },
    {
      "message_id": 1406,
      "agent_id": 14,
      "delay": 10.148,
      "onscreen_delay": 6.059,
      "typing_delay": 4.089,
      "typing_duration": 4.089,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1407,
      "agent_id": 29,
      "delay": 6.146,
      "onscreen_delay": 2.639,
      "typing_delay": 3.507,
      "typing_duration": 7.077,
      "wpm": 32,
      "message": "ครูแทน n ด้วย 2 "
    },
    {
      "message_id": 1408,
      "agent_id": 12,
      "delay": 3.077,
      "onscreen_delay": 1.824,
      "typing_delay": 1.253,
      "typing_duration": 6.987,
      "wpm": 34,
      "message": "นะคะ เพราะฉะนั้น "
    },
    {
      "message_id": 1409,
      "agent_id": 33,
      "delay": 2.985,
      "onscreen_delay": 1.726,
      "typing_delay": 1.259,
      "typing_duration": 4.508,
      "wpm": 30,
      "message": "ครูถามว่า "
    },
    {
      "message_id": 1410,
      "agent_id": 14,
      "delay": 1.486,
      "onscreen_delay": 0,
      "typing_delay": 1.486,
      "typing_duration": 7.739,
      "wpm": 39,
      "message": "บรรทัดนี้ทำงานกี่รอบ "
    },
    {
      "message_id": 1411,
      "agent_id": 29,
      "delay": 3.736,
      "onscreen_delay": 2.776,
      "typing_delay": 0.96,
      "typing_duration": 10.464,
      "wpm": 42,
      "message": "จำนวนกี่รอบ เมื่อแทน n ด้วย 2 "
    },
    {
      "message_id": 1412,
      "agent_id": 12,
      "delay": 6.463,
      "onscreen_delay": 5.676,
      "typing_delay": 0.787,
      "typing_duration": 10.301,
      "wpm": 45,
      "message": "เมื่อแทน n ตัวนี้ด้วย 2 range 2 "
    },
    {
      "message_id": 1413,
      "agent_id": 33,
      "delay": 6.295,
      "onscreen_delay": 4.763,
      "typing_delay": 1.532,
      "typing_duration": 11.587,
      "wpm": 22,
      "message": "ตัวนี้ทำงานกี่รอบ "
    },
    {
      "message_id": 1414,
      "agent_id": 14,
      "delay": 7.586,
      "onscreen_delay": 6.611,
      "typing_delay": 0.975,
      "typing_duration": 8.623,
      "wpm": 23,
      "message": "ทำงานกี่รอบคะ "
    },
    {
      "message_id": 1415,
      "agent_id": 29,
      "delay": 4.622,
      "onscreen_delay": 2.636,
      "typing_delay": 1.986,
      "typing_duration": 13.309,
      "wpm": 35,
      "message": "คนอื่นทำงานกี่รอบเอ่ย  range(2) "
    },
    {
      "message_id": 1416,
      "agent_id": 12,
      "delay": 9.308,
      "onscreen_delay": 7.824,
      "typing_delay": 1.484,
      "typing_duration": 9.506,
      "wpm": 41,
      "message": "มีค่าเป็นอะไรได้บ้าง ลองดู "
    },
    {
      "message_id": 1417,
      "agent_id": 33,
      "delay": 5.503,
      "onscreen_delay": 4.077,
      "typing_delay": 1.426,
      "typing_duration": 13.336,
      "wpm": 30,
      "message": "ที่เราเขียนเมื่อกี้ range 2"
    },
    {
      "message_id": 1418,
      "agent_id": 14,
      "delay": 9.334,
      "onscreen_delay": 8.179,
      "typing_delay": 1.155,
      "typing_duration": 6.48,
      "wpm": 21,
      "message": "มีค่าเป็น "
    },
    {
      "message_id": 1419,
      "agent_id": 29,
      "delay": 5.333,
      "onscreen_delay": 4.833,
      "typing_delay": 0.5,
      "typing_duration": 14.205,
      "wpm": 55,
      "message": "0 แล้วก็ 1 เพราะฉะนั้น เราทำงานกันกี่รอบ เราทำงานกัน "
    },
    {
      "message_id": 1420,
      "agent_id": 12,
      "delay": 10.204,
      "onscreen_delay": 9.658,
      "typing_delay": 0.546,
      "typing_duration": 11.517,
      "wpm": 17,
      "message": "2 รอบใช่ไหมคะ "
    },
    {
      "message_id": 1421,
      "agent_id": 33,
      "delay": 7.516,
      "onscreen_delay": 5.788,
      "typing_delay": 1.728,
      "typing_duration": 15.001,
      "wpm": 31,
      "message": "เราทำงานกัน 2 รอบ เพราะฉะนั้น i "
    },
    {
      "message_id": 1422,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 10.661,
      "typing_delay": 0.339,
      "typing_duration": 6.328,
      "wpm": 47,
      "message": "มีค่าเป็นอะไรได้บ้าง "
    },
    {
      "message_id": 1423,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 5.795,
      "typing_delay": 1.203,
      "typing_duration": 12.549,
      "wpm": 65,
      "message": "i ตัวนี้มีค่าเป็นอะไรได้บ้าง ที่เราเขียนไว้นี่ i มีค่า"
    },
    {
      "message_id": 1424,
      "agent_id": 12,
      "delay": 8.548,
      "onscreen_delay": 7.586,
      "typing_delay": 0.962,
      "typing_duration": 9.645,
      "wpm": 20,
      "message": "เป็น 0 แล้วก็ "
    },
    {
      "message_id": 1425,
      "agent_id": 33,
      "delay": 5.644,
      "onscreen_delay": 4.533,
      "typing_delay": 1.111,
      "typing_duration": 6.61,
      "wpm": 41,
      "message": "1 ใช่ไหม ตามนี้เลย"
    },
    {
      "message_id": 1426,
      "agent_id": 14,
      "delay": 2.609,
      "onscreen_delay": 1.753,
      "typing_delay": 0.856,
      "typing_duration": 8.838,
      "wpm": 78,
      "message": "เห็นไหมคะ อันนี้ทุกคนแยกได้อยู่แล้วว่า range 2 "
    },
    {
      "message_id": 1427,
      "agent_id": 29,
      "delay": 4.837,
      "onscreen_delay": 4.4,
      "typing_delay": 0.437,
      "typing_duration": 6.573,
      "wpm": 80,
      "message": "คืออะไร เพราะฉะนั้น ค่า i มันก็ต้อง"
    },
    {
      "message_id": 1428,
      "agent_id": 12,
      "delay": 2.572,
      "onscreen_delay": 1.747,
      "typing_delay": 0.825,
      "typing_duration": 7.436,
      "wpm": 67,
      "message": "มีค่าตามที่เราเขียนข้างบนถูกไหมคะ "
    },
    {
      "message_id": 1429,
      "agent_id": 33,
      "delay": 3.431,
      "onscreen_delay": 2.746,
      "typing_delay": 0.685,
      "typing_duration": 8.3,
      "wpm": 42,
      "message": "เป็น 0 กับ 1 แค่่นั้นนะ"
    },
    {
      "message_id": 1430,
      "agent_id": 14,
      "delay": 4.299,
      "onscreen_delay": 3.988,
      "typing_delay": 0.311,
      "typing_duration": 5.559,
      "wpm": 65,
      "message": "เป็น 0 กับ 1 เพราะฉะนั้น "
    },
    {
      "message_id": 1431,
      "agent_id": 29,
      "delay": 1.557,
      "onscreen_delay": 0.961,
      "typing_delay": 0.596,
      "typing_duration": 8.406,
      "wpm": 66,
      "message": "มันทำเงื่อนไขตรงนี้ด้วยใช่ไหมคะ เราก็"
    },
    {
      "message_id": 1432,
      "agent_id": 12,
      "delay": 4.403,
      "onscreen_delay": 3.005,
      "typing_delay": 1.398,
      "typing_duration": 10.118,
      "wpm": 24,
      "message": "ติ๊กถูกเลย จำนวน"
    },
    {
      "message_id": 1433,
      "agent_id": 33,
      "delay": 6.117,
      "onscreen_delay": 5.329,
      "typing_delay": 0.788,
      "typing_duration": 11.23,
      "wpm": 35,
      "message": "ครั้งที่ทำตรงนี้ทำกี่รอบคะ "
    },
    {
      "message_id": 1434,
      "agent_id": 14,
      "delay": 7.228,
      "onscreen_delay": 7.062,
      "typing_delay": 0.166,
      "typing_duration": 7.271,
      "wpm": 43,
      "message": "2 รอบ แล้วก็ใส่ 2 รอบ "
    },
    {
      "message_id": 1435,
      "agent_id": 29,
      "delay": 3.27,
      "onscreen_delay": 2.304,
      "typing_delay": 0.966,
      "typing_duration": 8.793,
      "wpm": 61,
      "message": "ดูนะคะ นี่ ครูจะมีกระดาษให้ทำต่างหาก "
    },
    {
      "message_id": 1436,
      "agent_id": 12,
      "delay": 4.791,
      "onscreen_delay": 1.443,
      "typing_delay": 3.348,
      "typing_duration": 8.043,
      "wpm": 19,
      "message": "เป็น 2 รอบ"
    },
    {
      "message_id": 1437,
      "agent_id": 33,
      "delay": 4.041,
      "onscreen_delay": 3.345,
      "typing_delay": 0.696,
      "typing_duration": 6.436,
      "wpm": 33,
      "message": "นะ เราทำ 2 รอบ"
    },
    {
      "message_id": 1438,
      "agent_id": 14,
      "delay": 2.435,
      "onscreen_delay": 2.402,
      "typing_delay": 0.033,
      "typing_duration": 5.32,
      "wpm": 73,
      "message": "เพราะฉะนั้น เรามองด้านบนสิ "
    },
    {
      "message_id": 1439,
      "agent_id": 29,
      "delay": 1.319,
      "onscreen_delay": 0.987,
      "typing_delay": 0.332,
      "typing_duration": 12.288,
      "wpm": 38,
      "message": "เมื่อครูแทน n=2 2 ตัวนี้เท่ากับ"
    },
    {
      "message_id": 1440,
      "agent_id": 12,
      "delay": 8.287,
      "onscreen_delay": 8.01,
      "typing_delay": 0.277,
      "typing_duration": 7.414,
      "wpm": 65,
      "message": "ค่า n เลยนะ เพราะฉะนั้น ครูก็เลย"
    },
    {
      "message_id": 1441,
      "agent_id": 33,
      "delay": 4.286,
      "onscreen_delay": 3.586,
      "typing_delay": 0.7,
      "typing_duration": 15.001,
      "wpm": 37,
      "message": "เขียนตรงนี้ได้เป็นเลข n ได้เลย เพราะฉ"
    },
    {
      "message_id": 1442,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 10.678,
      "typing_delay": 0.322,
      "typing_duration": 11.773,
      "wpm": 62,
      "message": "2 นี่เห็นไหม n = 2 เพราะฉะนั้น 2 นี่แทนด้วย n ได้ "
    },
    {
      "message_id": 1443,
      "agent_id": 29,
      "delay": 7.772,
      "onscreen_delay": 7.541,
      "typing_delay": 0.231,
      "typing_duration": 9.254,
      "wpm": 53,
      "message": "สามารถแทนด้วย n ได้ ครูก็ขึ้นมาดู"
    },
    {
      "message_id": 1444,
      "agent_id": 12,
      "delay": 5.253,
      "onscreen_delay": 4.772,
      "typing_delay": 0.481,
      "typing_duration": 8.118,
      "wpm": 65,
      "message": "ข้างบนนะคะ แล้วการทำงานแต่ละครั้งทำ"
    },
    {
      "message_id": 1445,
      "agent_id": 33,
      "delay": 4.11,
      "onscreen_delay": 2.927,
      "typing_delay": 1.183,
      "typing_duration": 11.229,
      "wpm": 35,
      "message": "กี่รอบบรรทัดที่ 1 ทำ 1 รอบ "
    },
    {
      "message_id": 1446,
      "agent_id": 14,
      "delay": 7.228,
      "onscreen_delay": 7.228,
      "typing_delay": 0,
      "typing_duration": 6.987,
      "wpm": 82,
      "message": "ทำงาน 1 รอบใช่ไหม มันไม่ได้อยู่ใน loop "
    },
    {
      "message_id": 1447,
      "agent_id": 29,
      "delay": 3.227,
      "onscreen_delay": 3.221,
      "typing_delay": 0.006,
      "typing_duration": 12.877,
      "wpm": 47,
      "message": "เพราะฉะนั้น ต้องทำงานแค่ 1 ครั้งเท่านั้น "
    },
    {
      "message_id": 1448,
      "agent_id": 12,
      "delay": 8.876,
      "onscreen_delay": 7.7,
      "typing_delay": 1.176,
      "typing_duration": 9.969,
      "wpm": 44,
      "message": "เท่าไรคะ ทำงาน 2 รอบ แต่เมื่อ"
    },
    {
      "message_id": 1449,
      "agent_id": 33,
      "delay": 5.965,
      "onscreen_delay": 4.613,
      "typing_delay": 1.352,
      "typing_duration": 13.625,
      "wpm": 40,
      "message": "แทนด้วย n ใด ๆ มันก็คือทำงาน n ครั้ง"
    },
    {
      "message_id": 1450,
      "agent_id": 14,
      "delay": 9.623,
      "onscreen_delay": 8.834,
      "typing_delay": 0.789,
      "typing_duration": 7.298,
      "wpm": 68,
      "message": "นะคะ บรรทัดที่ 3 n ครั้งเหมือนกัน "
    },
    {
      "message_id": 1451,
      "agent_id": 29,
      "delay": 5.621,
      "onscreen_delay": 4.823,
      "typing_delay": 0.798,
      "typing_duration": 7.576,
      "wpm": 55,
      "message": "หาค่า Fn ทำอย่างไร เอาตัวนี้ "
    },
    {
      "message_id": 1452,
      "agent_id": 12,
      "delay": 3.573,
      "onscreen_delay": 1.788,
      "typing_delay": 1.785,
      "typing_duration": 5.878,
      "wpm": 41,
      "message": "3 ตัวนี้มาบวกกัน "
    },
    {
      "message_id": 1453,
      "agent_id": 33,
      "delay": 1.877,
      "onscreen_delay": 1.191,
      "typing_delay": 0.686,
      "typing_duration": 15.001,
      "wpm": 16,
      "message": "เป็น 1 + n c]h;d"
    },
    {
      "message_id": 1454,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 10.998,
      "typing_delay": 0,
      "typing_duration": 9.969,
      "wpm": 57,
      "message": "แล้วก็บวก n ได้เท่าไรคะตรงนี้ ได้กี่ n "
    },
    {
      "message_id": 1455,
      "agent_id": 29,
      "delay": 6.996,
      "onscreen_delay": 4.925,
      "typing_delay": 2.071,
      "typing_duration": 6.266,
      "wpm": 12,
      "message": "1n 2n "
    },
    {
      "message_id": 1456,
      "agent_id": 12,
      "delay": 2.995,
      "onscreen_delay": 2.08,
      "typing_delay": 0.915,
      "typing_duration": 9.203,
      "wpm": 24,
      "message": "ได้ 2n แล้วก็ + "
    },
    {
      "message_id": 1457,
      "agent_id": 33,
      "delay": 5.201,
      "onscreen_delay": 3.354,
      "typing_delay": 1.847,
      "typing_duration": 9.301,
      "wpm": 16,
      "message": " 1 ถูกไหมคะ "
    },
    {
      "message_id": 1458,
      "agent_id": 14,
      "delay": 5.3,
      "onscreen_delay": 5.227,
      "typing_delay": 0.073,
      "typing_duration": 5.597,
      "wpm": 80,
      "message": "มันมี 1 อีกตัวหนึ่ง ตรงนี้นะคะ "
    },
    {
      "message_id": 1459,
      "agent_id": 29,
      "delay": 1.595,
      "onscreen_delay": 1.408,
      "typing_delay": 0.187,
      "typing_duration": 11.161,
      "wpm": 59,
      "message": "เพราะฉะนั้น Big-O คืออะไร ตัดสัมประสิทธิ์ออก "
    },
    {
      "message_id": 1460,
      "agent_id": 12,
      "delay": 7.158,
      "onscreen_delay": 4.585,
      "typing_delay": 2.573,
      "typing_duration": 14.104,
      "wpm": 28,
      "message": "เห็นไหมคะ เอาค่าสัมปสิทธิ์ "
    },
    {
      "message_id": 1461,
      "agent_id": 33,
      "delay": 10.097,
      "onscreen_delay": 9.38,
      "typing_delay": 0.717,
      "typing_duration": 13.578,
      "wpm": 11,
      "message": "กลายเป็น o"
    },
    {
      "message_id": 1462,
      "agent_id": 14,
      "delay": 9.573,
      "onscreen_delay": 8.071,
      "typing_delay": 1.502,
      "typing_duration": 13.963,
      "wpm": 25,
      "message": "O(n) นะคะ ก็จะเป็น O(n) "
    },
    {
      "message_id": 1463,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1464,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1465,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1466,
      "agent_id": 14,
      "delay": 10.996,
      "onscreen_delay": 7.686,
      "typing_delay": 3.31,
      "typing_duration": 5.081,
      "wpm": 18,
      "message": "อันนี้ "
    },
    {
      "message_id": 1467,
      "agent_id": 29,
      "delay": 6.994,
      "onscreen_delay": 5.252,
      "typing_delay": 1.742,
      "typing_duration": 12.509,
      "wpm": 52,
      "message": "เราลองเริ่ม ถ้า range เหมือนที่เราเขียนไปนะ "
    },
    {
      "message_id": 1468,
      "agent_id": 12,
      "delay": 8.507,
      "onscreen_delay": 8.011,
      "typing_delay": 0.496,
      "typing_duration": 8.959,
      "wpm": 72,
      "message": "อย่างที่เราเขียนไปนะ range ตัวนี้ที่เราทำไป  "
    },
    {
      "message_id": 1469,
      "agent_id": 33,
      "delay": 4.955,
      "onscreen_delay": 3.998,
      "typing_delay": 0.957,
      "typing_duration": 8.964,
      "wpm": 33,
      "message": "เริ่มจาก 0 ถ้าเราไม่"
    },
    {
      "message_id": 1470,
      "agent_id": 14,
      "delay": 4.962,
      "onscreen_delay": 4.962,
      "typing_delay": 0,
      "typing_duration": 11.207,
      "wpm": 78,
      "message": "เริ่มจาก 0 นี่เราต้องกำหนดค่าเริ่มต้นใน range ให้ ถูกไหมคะ "
    },
    {
      "message_id": 1471,
      "agent_id": 29,
      "delay": 7.205,
      "onscreen_delay": 6.7,
      "typing_delay": 0.505,
      "typing_duration": 11.587,
      "wpm": 39,
      "message": "แล้วเราจะทำงานกี่ครั้งนะ เราดู"
    },
    {
      "message_id": 1472,
      "agent_id": 12,
      "delay": 7.584,
      "onscreen_delay": 7.113,
      "typing_delay": 0.471,
      "typing_duration": 9.976,
      "wpm": 29,
      "message": "นะ อันนี้ range 1-4 "
    },
    {
      "message_id": 1473,
      "agent_id": 33,
      "delay": 5.975,
      "onscreen_delay": 4.516,
      "typing_delay": 1.459,
      "typing_duration": 9.675,
      "wpm": 22,
      "message": "ถูกไหมคะ range "
    },
    {
      "message_id": 1474,
      "agent_id": 14,
      "delay": 5.673,
      "onscreen_delay": 5.017,
      "typing_delay": 0.656,
      "typing_duration": 8.048,
      "wpm": 52,
      "message": "3, 7 ทำงาน 4 ครั้งหรือ 4 รอบ "
    },
    {
      "message_id": 1475,
      "agent_id": 29,
      "delay": 4.046,
      "onscreen_delay": 3.132,
      "typing_delay": 0.914,
      "typing_duration": 6.239,
      "wpm": 55,
      "message": "คราวนี้มาดูโจทย์นี้บ้าง "
    },
    {
      "message_id": 1476,
      "agent_id": 12,
      "delay": 2.237,
      "onscreen_delay": 1.241,
      "typing_delay": 0.996,
      "typing_duration": 5.686,
      "wpm": 26,
      "message": "ตรงนี้นะคะ "
    },
    {
      "message_id": 1477,
      "agent_id": 33,
      "delay": 1.685,
      "onscreen_delay": 0.59,
      "typing_delay": 1.095,
      "typing_duration": 15.001,
      "wpm": 40,
      "message": "ครุมีตัวอย่างให้ดูข้างบนนี่ด้วยนะ ตรงมุม"
    },
    {
      "message_id": 1478,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.944,
      "typing_delay": 4.055,
      "typing_duration": 5.352,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1479,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 6.393,
      "typing_delay": 0.605,
      "typing_duration": 13.317,
      "wpm": 26,
      "message": "คำสั่งแรกนี่ range(1,4) "
    },
    {
      "message_id": 1480,
      "agent_id": 12,
      "delay": 9.315,
      "onscreen_delay": 7.814,
      "typing_delay": 1.501,
      "typing_duration": 5.574,
      "wpm": 35,
      "message": "ทำงานกี่ครั้ง "
    },
    {
      "message_id": 1481,
      "agent_id": 33,
      "delay": 5.314,
      "onscreen_delay": 4.444,
      "typing_delay": 0.87,
      "typing_duration": 8.758,
      "wpm": 39,
      "message": "ทำงานกี่รอบ ทำงานกี่รอบ "
    },
    {
      "message_id": 1482,
      "agent_id": 14,
      "delay": 4.755,
      "onscreen_delay": 4.307,
      "typing_delay": 0.448,
      "typing_duration": 9.898,
      "wpm": 62,
      "message": "range 1 ถึง 4 ข้างบนเห็นไหมคะ ทำงานกี่รอบ "
    },
    {
      "message_id": 1483,
      "agent_id": 29,
      "delay": 5.895,
      "onscreen_delay": 5.348,
      "typing_delay": 0.547,
      "typing_duration": 9.011,
      "wpm": 52,
      "message": "3 รอบ เพราะมีตัวเลขกี่ตัว 3 ตัว "
    },
    {
      "message_id": 1484,
      "agent_id": 12,
      "delay": 5.01,
      "onscreen_delay": 3.451,
      "typing_delay": 1.559,
      "typing_duration": 7.86,
      "wpm": 44,
      "message": "บรรทัดที่ 2 ทำงานกี่รอบ "
    },
    {
      "message_id": 1485,
      "agent_id": 33,
      "delay": 3.859,
      "onscreen_delay": 2.765,
      "typing_delay": 1.094,
      "typing_duration": 12.558,
      "wpm": 49,
      "message": "2 รอบนะคะ อันนี้คือ 2 รอบ อันนี้คือ 3 รอบ"
    },
    {
      "message_id": 1486,
      "agent_id": 14,
      "delay": 8.556,
      "onscreen_delay": 8.235,
      "typing_delay": 0.321,
      "typing_duration": 9.017,
      "wpm": 55,
      "message": "อันนี้คือ 3 รอบนะ ร. เรือ รอบนะคะ "
    },
    {
      "message_id": 1487,
      "agent_id": 29,
      "delay": 5.016,
      "onscreen_delay": 1.406,
      "typing_delay": 3.61,
      "typing_duration": 7.128,
      "wpm": 15,
      "message": "ในโจทย์"
    },
    {
      "message_id": 1488,
      "agent_id": 12,
      "delay": 3.125,
      "onscreen_delay": 2.553,
      "typing_delay": 0.572,
      "typing_duration": 9.011,
      "wpm": 52,
      "message": "นะคะ ในโจทย์คำสั่งให้ใช้เดิมเลย "
    },
    {
      "message_id": 1489,
      "agent_id": 33,
      "delay": 5.011,
      "onscreen_delay": 3.682,
      "typing_delay": 1.329,
      "typing_duration": 10.776,
      "wpm": 29,
      "message": "สิ่งที่ต่างกันคืออะไร "
    },
    {
      "message_id": 1490,
      "agent_id": 14,
      "delay": 6.774,
      "onscreen_delay": 5.682,
      "typing_delay": 1.092,
      "typing_duration": 9.643,
      "wpm": 25,
      "message": "for i in range ("
    },
    {
      "message_id": 1491,
      "agent_id": 29,
      "delay": 5.641,
      "onscreen_delay": 4.739,
      "typing_delay": 0.902,
      "typing_duration": 10.458,
      "wpm": 44,
      "message": "1,n เห็นไหมคะ เริ่มเห็นความต่าง"
    },
    {
      "message_id": 1492,
      "agent_id": 12,
      "delay": 6.457,
      "onscreen_delay": 6.07,
      "typing_delay": 0.387,
      "typing_duration": 6.845,
      "wpm": 75,
      "message": "แล้ว ถ้า i เรานี่ไม่ได้เริ่มต้นจาก "
    },
    {
      "message_id": 1493,
      "agent_id": 33,
      "delay": 2.842,
      "onscreen_delay": 1.817,
      "typing_delay": 1.025,
      "typing_duration": 11.672,
      "wpm": 37,
      "message": "0 และ เราเริ่มต้นที่เลขอะไรคะ "
    },
    {
      "message_id": 1494,
      "agent_id": 14,
      "delay": 7.671,
      "onscreen_delay": 7.671,
      "typing_delay": 0,
      "typing_duration": 6.732,
      "wpm": 76,
      "message": "เลข 1 ถูกไหม เริ่มต้นจากเลข 1 นะคะ "
    },
    {
      "message_id": 1495,
      "agent_id": 29,
      "delay": 3.669,
      "onscreen_delay": 2.451,
      "typing_delay": 1.218,
      "typing_duration": 3.993,
      "wpm": 41,
      "message": "เพราะฉะนั้น "
    },
    {
      "message_id": 1496,
      "agent_id": 12,
      "delay": 0.491,
      "onscreen_delay": 0,
      "typing_delay": 0.491,
      "typing_duration": 8.353,
      "wpm": 29,
      "message": "ถ้าครูกำหนดให้ n "
    },
    {
      "message_id": 1497,
      "agent_id": 33,
      "delay": 4.35,
      "onscreen_delay": 2.813,
      "typing_delay": 1.537,
      "typing_duration": 12.416,
      "wpm": 31,
      "message": "= 3 ครูเปลี่ยนตรงนี้เป็น 3 "
    },
    {
      "message_id": 1498,
      "agent_id": 14,
      "delay": 8.415,
      "onscreen_delay": 6.595,
      "typing_delay": 1.82,
      "typing_duration": 6.133,
      "wpm": 42,
      "message": "บรรทัดที่ 2 ทำงาน"
    },
    {
      "message_id": 1499,
      "agent_id": 29,
      "delay": 4.414,
      "onscreen_delay": 3.419,
      "typing_delay": 0.995,
      "typing_duration": 4.195,
      "wpm": 21,
      "message": "กี่รอบ "
    },
    {
      "message_id": 1500,
      "agent_id": 12,
      "delay": 2.602,
      "onscreen_delay": 0,
      "typing_delay": 2.602,
      "typing_duration": 6.465,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1501,
      "agent_id": 33,
      "delay": 2.461,
      "onscreen_delay": 0.98,
      "typing_delay": 1.481,
      "typing_duration": 10.224,
      "wpm": 37,
      "message": "ครูเปลี่ยนค่า n เห็นไหมคะ "
    },
    {
      "message_id": 1502,
      "agent_id": 14,
      "delay": 6.223,
      "onscreen_delay": 5.93,
      "typing_delay": 0.293,
      "typing_duration": 11.124,
      "wpm": 28,
      "message": "for i in range (1, n) "
    },
    {
      "message_id": 1503,
      "agent_id": 29,
      "delay": 7.119,
      "onscreen_delay": 5.92,
      "typing_delay": 1.199,
      "typing_duration": 9.312,
      "wpm": 45,
      "message": "ครูแทน n ด้วยเลข 3 เห็นไหมคะ "
    },
    {
      "message_id": 1504,
      "agent_id": 12,
      "delay": 5.31,
      "onscreen_delay": 4.586,
      "typing_delay": 0.724,
      "typing_duration": 9.216,
      "wpm": 18,
      "message": "range (1,3) "
    },
    {
      "message_id": 1505,
      "agent_id": 33,
      "delay": 5.214,
      "onscreen_delay": 2.797,
      "typing_delay": 2.417,
      "typing_duration": 10.839,
      "wpm": 21,
      "message": "บรรทัดที่ 2 นี่ "
    },
    {
      "message_id": 1506,
      "agent_id": 14,
      "delay": 6.837,
      "onscreen_delay": 6.42,
      "typing_delay": 0.417,
      "typing_duration": 5.753,
      "wpm": 29,
      "message": "ค่า i มีค่า"
    },
    {
      "message_id": 1507,
      "agent_id": 29,
      "delay": 2.835,
      "onscreen_delay": 2.291,
      "typing_delay": 0.544,
      "typing_duration": 8.584,
      "wpm": 52,
      "message": "เป็นอะไรได้บ้าง และทำงานกี่รอบ "
    },
    {
      "message_id": 1508,
      "agent_id": 12,
      "delay": 4.582,
      "onscreen_delay": 1.871,
      "typing_delay": 2.711,
      "typing_duration": 10.245,
      "wpm": 35,
      "message": "เห็นไหม นี่ไงที่เราทำงาน"
    },
    {
      "message_id": 1509,
      "agent_id": 33,
      "delay": 6.238,
      "onscreen_delay": 5.444,
      "typing_delay": 0.794,
      "typing_duration": 9.05,
      "wpm": 45,
      "message": "ข้างบนไงทำงานกี่รอบคะ 2 รอบ"
    },
    {
      "message_id": 1510,
      "agent_id": 14,
      "delay": 5.048,
      "onscreen_delay": 5.027,
      "typing_delay": 0.021,
      "typing_duration": 5.589,
      "wpm": 78,
      "message": "2 รอบ นี่ไง 1, 3 เหมือนกันเลย "
    },
    {
      "message_id": 1511,
      "agent_id": 29,
      "delay": 1.588,
      "onscreen_delay": 1.147,
      "typing_delay": 0.441,
      "typing_duration": 8.776,
      "wpm": 55,
      "message": "ค่า i ที่เป็นไปได้ คือ เลขอะไรคะ "
    },
    {
      "message_id": 1512,
      "agent_id": 12,
      "delay": 4.774,
      "onscreen_delay": 4.221,
      "typing_delay": 0.553,
      "typing_duration": 6.232,
      "wpm": 48,
      "message": "เลข 2 มันทำงานกี่รอบ "
    },
    {
      "message_id": 1513,
      "agent_id": 33,
      "delay": 2.23,
      "onscreen_delay": 0.644,
      "typing_delay": 1.586,
      "typing_duration": 11.234,
      "wpm": 32,
      "message": "2 รอบ ก็มันมีเลข 2 2 ตัว"
    },
    {
      "message_id": 1514,
      "agent_id": 14,
      "delay": 7.233,
      "onscreen_delay": 6.945,
      "typing_delay": 0.288,
      "typing_duration": 5.07,
      "wpm": 71,
      "message": "มันก็ทำงาน 2 รอบใช่ไหมคะ "
    },
    {
      "message_id": 1515,
      "agent_id": 29,
      "delay": 3.232,
      "onscreen_delay": 3.078,
      "typing_delay": 0.154,
      "typing_duration": 10.363,
      "wpm": 62,
      "message": "เพราะฉะนั้น มันทำงาน 2 รอบ หรือ 2 ครั้งนะคะ "
    },
    {
      "message_id": 1516,
      "agent_id": 12,
      "delay": 6.362,
      "onscreen_delay": 5.052,
      "typing_delay": 1.31,
      "typing_duration": 6.509,
      "wpm": 51,
      "message": "ค่า i ที่เป็นไปได้ คือ "
    },
    {
      "message_id": 1517,
      "agent_id": 33,
      "delay": 2.508,
      "onscreen_delay": 1.813,
      "typing_delay": 0.695,
      "typing_duration": 5.814,
      "wpm": 26,
      "message": "1 แล้วก็ 2"
    },
    {
      "message_id": 1518,
      "agent_id": 14,
      "delay": 1.813,
      "onscreen_delay": 1.498,
      "typing_delay": 0.315,
      "typing_duration": 6.242,
      "wpm": 60,
      "message": "2 ใช่ไหมคะ แล้วมันก็ทำงาน "
    },
    {
      "message_id": 1519,
      "agent_id": 29,
      "delay": 2.24,
      "onscreen_delay": 1.519,
      "typing_delay": 0.721,
      "typing_duration": 12.443,
      "wpm": 60,
      "message": "ติ๊กถูกได้เลย ทำงาน 2 บรรทัดนี้ ก็คือทำงาน 2 ครั้ง "
    },
    {
      "message_id": 1520,
      "agent_id": 12,
      "delay": 8.437,
      "onscreen_delay": 2.699,
      "typing_delay": 5.738,
      "typing_duration": 5.738,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1521,
      "agent_id": 33,
      "delay": 4.436,
      "onscreen_delay": 2.54,
      "typing_delay": 1.896,
      "typing_duration": 13.98,
      "wpm": 10,
      "message": "ครูจะแปลง"
    },
    {
      "message_id": 1522,
      "agent_id": 14,
      "delay": 9.977,
      "onscreen_delay": 9.977,
      "typing_delay": 0,
      "typing_duration": 8.102,
      "wpm": 67,
      "message": "เมื่อเป็น n ใด ๆ นะ เมื่อเป็น n ใด ๆ "
    },
    {
      "message_id": 1523,
      "agent_id": 29,
      "delay": 5.975,
      "onscreen_delay": 4.114,
      "typing_delay": 1.861,
      "typing_duration": 6.485,
      "wpm": 58,
      "message": "สังเกตนะคะ ตัวนี้ คือ เลข "
    },
    {
      "message_id": 1524,
      "agent_id": 12,
      "delay": 2.479,
      "onscreen_delay": 1.633,
      "typing_delay": 0.846,
      "typing_duration": 6.362,
      "wpm": 38,
      "message": "4 นะ มันคือค่า n "
    },
    {
      "message_id": 1525,
      "agent_id": 33,
      "delay": 2.355,
      "onscreen_delay": 1.649,
      "typing_delay": 0.706,
      "typing_duration": 7.666,
      "wpm": 35,
      "message": "ถ้าครูแทน n เป็น 4 "
    },
    {
      "message_id": 1526,
      "agent_id": 14,
      "delay": 3.665,
      "onscreen_delay": 3.665,
      "typing_delay": 0,
      "typing_duration": 7.687,
      "wpm": 21,
      "message": "ทำงานกี่รอบ "
    },
    {
      "message_id": 1527,
      "agent_id": 29,
      "delay": 3.686,
      "onscreen_delay": 3.63,
      "typing_delay": 0.056,
      "typing_duration": 8.165,
      "wpm": 46,
      "message": "ตรงนี้ทำงานกี่รอบคะ 3 รอบ "
    },
    {
      "message_id": 1528,
      "agent_id": 12,
      "delay": 4.162,
      "onscreen_delay": 3.773,
      "typing_delay": 0.389,
      "typing_duration": 5.456,
      "wpm": 14,
      "message": "ทุกคน "
    },
    {
      "message_id": 1529,
      "agent_id": 33,
      "delay": 2.576,
      "onscreen_delay": 0,
      "typing_delay": 2.576,
      "typing_duration": 15,
      "wpm": 11,
      "message": "1 , 5 me'ko"
    },
    {
      "message_id": 1530,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 9.039,
      "typing_delay": 1.96,
      "typing_duration": 4.272,
      "wpm": 46,
      "message": "ทำงานกี่รอบคะ "
    },
    {
      "message_id": 1531,
      "agent_id": 29,
      "delay": 6.996,
      "onscreen_delay": 4.458,
      "typing_delay": 2.538,
      "typing_duration": 12.603,
      "wpm": 29,
      "message": "มีค่าที่เป็นไปได้ คือ 1, "
    },
    {
      "message_id": 1532,
      "agent_id": 12,
      "delay": 8.6,
      "onscreen_delay": 7.042,
      "typing_delay": 1.558,
      "typing_duration": 11.006,
      "wpm": 30,
      "message": "2, 3 แล้วก็ 4 ถูกไหมคะ "
    },
    {
      "message_id": 1533,
      "agent_id": 33,
      "delay": 7.003,
      "onscreen_delay": 1.079,
      "typing_delay": 5.924,
      "typing_duration": 8.891,
      "wpm": 15,
      "message": "ใช่ 4 รอบ"
    },
    {
      "message_id": 1534,
      "agent_id": 14,
      "delay": 4.888,
      "onscreen_delay": 2.953,
      "typing_delay": 1.935,
      "typing_duration": 6.124,
      "wpm": 34,
      "message": "n เป็น 4 ทำงาน "
    },
    {
      "message_id": 1535,
      "agent_id": 29,
      "delay": 2.12,
      "onscreen_delay": 1.75,
      "typing_delay": 0.37,
      "typing_duration": 8.272,
      "wpm": 40,
      "message": "3 รอบ n เป็น 5 ทำงาน 4 "
    },
    {
      "message_id": 1536,
      "agent_id": 12,
      "delay": 4.27,
      "onscreen_delay": 2.791,
      "typing_delay": 1.479,
      "typing_duration": 7.096,
      "wpm": 68,
      "message": "รอบ เห็นไหมคะ ว่าจำนวนรอบมันลดลง "
    },
    {
      "message_id": 1537,
      "agent_id": 33,
      "delay": 3.095,
      "onscreen_delay": 2.52,
      "typing_delay": 0.575,
      "typing_duration": 7.439,
      "wpm": 34,
      "message": "1 เมื่อเทียบกับ n "
    },
    {
      "message_id": 1538,
      "agent_id": 14,
      "delay": 4.913,
      "onscreen_delay": 0,
      "typing_delay": 4.913,
      "typing_duration": 5.697,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1539,
      "agent_id": 29,
      "delay": 1.692,
      "onscreen_delay": 0.834,
      "typing_delay": 0.858,
      "typing_duration": 8.962,
      "wpm": 55,
      "message": "เพราะฉะนั้น เมื่อเราเขียนแทนสมการ "
    },
    {
      "message_id": 1540,
      "agent_id": 12,
      "delay": 4.96,
      "onscreen_delay": 1.344,
      "typing_delay": 3.616,
      "typing_duration": 8.82,
      "wpm": 15,
      "message": "มันเป็น 2 "
    },
    {
      "message_id": 1541,
      "agent_id": 33,
      "delay": 4.819,
      "onscreen_delay": 3.782,
      "typing_delay": 1.037,
      "typing_duration": 11.251,
      "wpm": 39,
      "message": "ถูกไหม ทำอย่างไรถึงจะได้เลข 2 "
    },
    {
      "message_id": 1542,
      "agent_id": 14,
      "delay": 7.249,
      "onscreen_delay": 7.082,
      "typing_delay": 0.167,
      "typing_duration": 8.416,
      "wpm": 21,
      "message": "n - 1 ถูกไหม "
    },
    {
      "message_id": 1543,
      "agent_id": 29,
      "delay": 4.412,
      "onscreen_delay": 3.868,
      "typing_delay": 0.544,
      "typing_duration": 8.185,
      "wpm": 64,
      "message": "n เราคืออะไร n ที่ครูกำหนดให้ คือ 3 "
    },
    {
      "message_id": 1544,
      "agent_id": 12,
      "delay": 4.181,
      "onscreen_delay": 2.912,
      "typing_delay": 1.269,
      "typing_duration": 7.733,
      "wpm": 48,
      "message": "เป็น 2 ได้ตัวเลขตรงกันไหม "
    },
    {
      "message_id": 1545,
      "agent_id": 33,
      "delay": 3.73,
      "onscreen_delay": 1.948,
      "typing_delay": 1.782,
      "typing_duration": 13.854,
      "wpm": 40,
      "message": "ตรงกัน เพราะฉะนั้น เมื่อแทน n ด้วย  2"
    },
    {
      "message_id": 1546,
      "agent_id": 14,
      "delay": 9.853,
      "onscreen_delay": 9.853,
      "typing_delay": 0,
      "typing_duration": 12.235,
      "wpm": 61,
      "message": "เมื่อแทน n ด้วย 2 ก็ทำงาน 1 ครั้ง หรือแทน n ด้วย 4 "
    },
    {
      "message_id": 1547,
      "agent_id": 29,
      "delay": 8.233,
      "onscreen_delay": 7.621,
      "typing_delay": 0.612,
      "typing_duration": 7.991,
      "wpm": 49,
      "message": "ก็คือทำงาน 2 ครั้ง ดังนั้น "
    },
    {
      "message_id": 1548,
      "agent_id": 12,
      "delay": 4.23,
      "onscreen_delay": 3.783,
      "typing_delay": 0.447,
      "typing_duration": 11.651,
      "wpm": 32,
      "message": "เมื่อแทน n ใด ๆ จะทำงาน n "
    },
    {
      "message_id": 1549,
      "agent_id": 33,
      "delay": 7.648,
      "onscreen_delay": 6.251,
      "typing_delay": 1.397,
      "typing_duration": 8.494,
      "wpm": 16,
      "message": "- 1 ครั้ง "
    },
    {
      "message_id": 1550,
      "agent_id": 14,
      "delay": 4.494,
      "onscreen_delay": 4.494,
      "typing_delay": 0,
      "typing_duration": 7.826,
      "wpm": 73,
      "message": "เมื่อโค้ดตัวนี้นะคะ เมื่อโปรแกรมตัวนี้"
    },
    {
      "message_id": 1551,
      "agent_id": 29,
      "delay": 3.824,
      "onscreen_delay": 2.641,
      "typing_delay": 1.183,
      "typing_duration": 6.111,
      "wpm": 32,
      "message": "ครูแทน n ด้วย "
    },
    {
      "message_id": 1552,
      "agent_id": 12,
      "delay": 2.11,
      "onscreen_delay": 1.254,
      "typing_delay": 0.856,
      "typing_duration": 5.369,
      "wpm": 53,
      "message": "10 ครูแทน n ด้วย 10 "
    },
    {
      "message_id": 1553,
      "agent_id": 33,
      "delay": 1.384,
      "onscreen_delay": 0,
      "typing_delay": 1.384,
      "typing_duration": 6.153,
      "wpm": 32,
      "message": "จะทำงานกี่รอบ "
    },
    {
      "message_id": 1554,
      "agent_id": 14,
      "delay": 2.151,
      "onscreen_delay": 1.499,
      "typing_delay": 0.652,
      "typing_duration": 7.742,
      "wpm": 31,
      "message": "9 รอบ คือ 10 - 1 "
    },
    {
      "message_id": 1555,
      "agent_id": 29,
      "delay": 3.74,
      "onscreen_delay": 3.346,
      "typing_delay": 0.394,
      "typing_duration": 4.02,
      "wpm": 30,
      "message": "ใช่ไหมคะ "
    },
    {
      "message_id": 1556,
      "agent_id": 12,
      "delay": 2.887,
      "onscreen_delay": 0,
      "typing_delay": 2.887,
      "typing_duration": 5.186,
      "wpm": 26,
      "message": "คือ 9 รอบ "
    },
    {
      "message_id": 1557,
      "agent_id": 33,
      "delay": 1.185,
      "onscreen_delay": 0.152,
      "typing_delay": 1.033,
      "typing_duration": 8.906,
      "wpm": 35,
      "message": "คือ 9 รอบ เพราะฉะนั้น"
    },
    {
      "message_id": 1558,
      "agent_id": 14,
      "delay": 4.904,
      "onscreen_delay": 4.904,
      "typing_delay": 0,
      "typing_duration": 5.828,
      "wpm": 72,
      "message": "เราจึงแทนจำนวนรอบของการทำงาน"
    },
    {
      "message_id": 1559,
      "agent_id": 29,
      "delay": 1.827,
      "onscreen_delay": 1.586,
      "typing_delay": 0.241,
      "typing_duration": 8.194,
      "wpm": 73,
      "message": "นะคะ บรรทัดที่ 1 คือ ทำงาน 1 ครั้ง 1 รอบ "
    },
    {
      "message_id": 1560,
      "agent_id": 12,
      "delay": 4.188,
      "onscreen_delay": 3.418,
      "typing_delay": 0.77,
      "typing_duration": 8.551,
      "wpm": 75,
      "message": "เพราะมันไม่ได้อยู่ในลูป มันจึงทำงาน 1 ครั้ง "
    },
    {
      "message_id": 1561,
      "agent_id": 33,
      "delay": 4.55,
      "onscreen_delay": 3.479,
      "typing_delay": 1.071,
      "typing_duration": 15,
      "wpm": 30,
      "message": "บรรทัดที่ 2 มันทำงาน n - 1 ครั"
    },
    {
      "message_id": 1562,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 10.994,
      "typing_delay": 0.004,
      "typing_duration": 6.454,
      "wpm": 56,
      "message": "n - 1 ครั้ง เมื่อ n ใด ๆ "
    },
    {
      "message_id": 1563,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 6.156,
      "typing_delay": 0.841,
      "typing_duration": 8.041,
      "wpm": 39,
      "message": "มันทำ n - 1 ครั้งนะคะ "
    },
    {
      "message_id": 1564,
      "agent_id": 12,
      "delay": 4.039,
      "onscreen_delay": 3.542,
      "typing_delay": 0.497,
      "typing_duration": 12.598,
      "wpm": 38,
      "message": "บรรทัดที่ 3 ก็เหมือนกันคือ n - 1 "
    },
    {
      "message_id": 1565,
      "agent_id": 33,
      "delay": 8.595,
      "onscreen_delay": 7.105,
      "typing_delay": 1.49,
      "typing_duration": 15.001,
      "wpm": 37,
      "message": "เท่ากันนะ อันนี้ให้ดูนะ 2 ตัวนี้จะต้อ"
    },
    {
      "message_id": 1566,
      "agent_id": 14,
      "delay": 11,
      "onscreen_delay": 10.491,
      "typing_delay": 0.509,
      "typing_duration": 11.275,
      "wpm": 45,
      "message": "เขียนเหมือนกันนะคะ มาหาค่าฟังก์ชัน "
    },
    {
      "message_id": 1567,
      "agent_id": 29,
      "delay": 7.272,
      "onscreen_delay": 5.7,
      "typing_delay": 1.572,
      "typing_duration": 6.781,
      "wpm": 53,
      "message": "ก็เอาตัวข้างหลังมาบวกกัน "
    },
    {
      "message_id": 1568,
      "agent_id": 12,
      "delay": 3.271,
      "onscreen_delay": 2.113,
      "typing_delay": 1.158,
      "typing_duration": 11.682,
      "wpm": 12,
      "message": "1 + (n-1) "
    },
    {
      "message_id": 1569,
      "agent_id": 33,
      "delay": 7.681,
      "onscreen_delay": 2.538,
      "typing_delay": 5.143,
      "typing_duration": 15.002,
      "wpm": 5,
      "message": "+ n-1"
    },
    {
      "message_id": 1570,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 11.001,
      "typing_delay": 0,
      "typing_duration": 7.191,
      "wpm": 46,
      "message": "n - 1 นะคะ คำตอบที่ได้ "
    },
    {
      "message_id": 1571,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 5.183,
      "typing_delay": 1.815,
      "typing_duration": 8.122,
      "wpm": 54,
      "message": "ครูกระจายตัวนี้นะคะ จะได้เป็น "
    },
    {
      "message_id": 1572,
      "agent_id": 12,
      "delay": 4.121,
      "onscreen_delay": 2.555,
      "typing_delay": 1.566,
      "typing_duration": 10.955,
      "wpm": 7,
      "message": "1 + n "
    },
    {
      "message_id": 1573,
      "agent_id": 33,
      "delay": 6.955,
      "onscreen_delay": 5.567,
      "typing_delay": 1.388,
      "typing_duration": 11.379,
      "wpm": 15,
      "message": "- 1 + n - 1"
    },
    {
      "message_id": 1574,
      "agent_id": 14,
      "delay": 7.377,
      "onscreen_delay": 3.256,
      "typing_delay": 4.121,
      "typing_duration": 8.383,
      "wpm": 13,
      "message": "1n + 1n "
    },
    {
      "message_id": 1575,
      "agent_id": 29,
      "delay": 4.382,
      "onscreen_delay": 3.68,
      "typing_delay": 0.702,
      "typing_duration": 8.073,
      "wpm": 22,
      "message": "ได้เป็น 2n 1 "
    },
    {
      "message_id": 1576,
      "agent_id": 12,
      "delay": 4.072,
      "onscreen_delay": 3.196,
      "typing_delay": 0.876,
      "typing_duration": 11.022,
      "wpm": 23,
      "message": "- 1 - 1 1 กับ - 1 "
    },
    {
      "message_id": 1577,
      "agent_id": 33,
      "delay": 7.021,
      "onscreen_delay": 5.483,
      "typing_delay": 1.538,
      "typing_duration": 6.049,
      "wpm": 30,
      "message": "หมดไหมเป็น 0 "
    },
    {
      "message_id": 1578,
      "agent_id": 14,
      "delay": 3.015,
      "onscreen_delay": 2.834,
      "typing_delay": 0.181,
      "typing_duration": 7.311,
      "wpm": 57,
      "message": "เหลือ -1 มันก็เลยเป็น 2n - 1 "
    },
    {
      "message_id": 1579,
      "agent_id": 29,
      "delay": 3.31,
      "onscreen_delay": 2.313,
      "typing_delay": 0.997,
      "typing_duration": 11.589,
      "wpm": 61,
      "message": "เพราะฉะนั้น Big-O ก็คือเอา n ที่มากที่สุด ก็คือ "
    },
    {
      "message_id": 1580,
      "agent_id": 12,
      "delay": 7.587,
      "onscreen_delay": 6.725,
      "typing_delay": 0.862,
      "typing_duration": 9.293,
      "wpm": 48,
      "message": "n ตัวนี้แล้วตัดสัมประสิทธิ์ออก"
    },
    {
      "message_id": 1581,
      "agent_id": 33,
      "delay": 5.291,
      "onscreen_delay": 4.575,
      "typing_delay": 0.716,
      "typing_duration": 15.001,
      "wpm": 14,
      "message": "ก็จะได้เป็น O("
    },
    {
      "message_id": 1582,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1583,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1584,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1585,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1586,
      "agent_id": 14,
      "delay": 10.997,
      "onscreen_delay": 6.939,
      "typing_delay": 4.058,
      "typing_duration": 4.058,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1587,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1588,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1589,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1590,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 5.381,
      "typing_delay": 5.618,
      "typing_duration": 5.618,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1591,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1592,
      "agent_id": 12,
      "delay": 11.412,
      "onscreen_delay": 0,
      "typing_delay": 11.412,
      "typing_duration": 11.412,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1593,
      "agent_id": 33,
      "delay": 7.41,
      "onscreen_delay": 3.756,
      "typing_delay": 3.654,
      "typing_duration": 7.117,
      "wpm": 23,
      "message": "ค่อย ๆ ดุนะ"
    },
    {
      "message_id": 1594,
      "agent_id": 14,
      "delay": 3.68,
      "onscreen_delay": 0,
      "typing_delay": 3.68,
      "typing_duration": 4.938,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1595,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1596,
      "agent_id": 12,
      "delay": 10.999,
      "onscreen_delay": 5.462,
      "typing_delay": 5.537,
      "typing_duration": 9.448,
      "wpm": 16,
      "message": "เอาเท่าว่า"
    },
    {
      "message_id": 1597,
      "agent_id": 33,
      "delay": 6.994,
      "onscreen_delay": 5.927,
      "typing_delay": 1.067,
      "typing_duration": 11.322,
      "wpm": 38,
      "message": "เริ่มต้น เรารู้ว่าทำงานกี่รอบ"
    },
    {
      "message_id": 1598,
      "agent_id": 14,
      "delay": 7.321,
      "onscreen_delay": 4.834,
      "typing_delay": 2.487,
      "typing_duration": 8.271,
      "wpm": 31,
      "message": "ขอให้นับให้ได้ว่า "
    },
    {
      "message_id": 1599,
      "agent_id": 29,
      "delay": 4.267,
      "onscreen_delay": 1.423,
      "typing_delay": 2.844,
      "typing_duration": 9.466,
      "wpm": 41,
      "message": "i นี่ มีค่าเป็นอะไรได้บ้าง "
    },
    {
      "message_id": 1600,
      "agent_id": 12,
      "delay": 5.465,
      "onscreen_delay": 4.034,
      "typing_delay": 1.431,
      "typing_duration": 6.295,
      "wpm": 45,
      "message": "แล้วมันทำงานทั้งหมด"
    },
    {
      "message_id": 1601,
      "agent_id": 33,
      "delay": 2.292,
      "onscreen_delay": 1.513,
      "typing_delay": 0.779,
      "typing_duration": 5.226,
      "wpm": 32,
      "message": "กี่รอบ โอเค"
    },
    {
      "message_id": 1602,
      "agent_id": 14,
      "delay": 2.579,
      "onscreen_delay": 0,
      "typing_delay": 2.579,
      "typing_duration": 9.373,
      "wpm": 38,
      "message": "เข้าใจตัวเบสิกตัวนี้ก่อน"
    },
    {
      "message_id": 1603,
      "agent_id": 29,
      "delay": 5.372,
      "onscreen_delay": 5.086,
      "typing_delay": 0.286,
      "typing_duration": 3.993,
      "wpm": 34,
      "message": "ก็ได้นะคะ "
    },
    {
      "message_id": 1604,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1605,
      "agent_id": 33,
      "delay": 11,
      "onscreen_delay": 0.92,
      "typing_delay": 10.08,
      "typing_duration": 10.08,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1606,
      "agent_id": 14,
      "delay": 6.998,
      "onscreen_delay": 0.597,
      "typing_delay": 6.401,
      "typing_duration": 6.401,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1607,
      "agent_id": 29,
      "delay": 2.996,
      "onscreen_delay": 0.024,
      "typing_delay": 2.972,
      "typing_duration": 10.501,
      "wpm": 39,
      "message": "อย่างนี้ดีกว่า ก่อนที่ครูจะ"
    },
    {
      "message_id": 1608,
      "agent_id": 12,
      "delay": 6.497,
      "onscreen_delay": 6.008,
      "typing_delay": 0.489,
      "typing_duration": 7.955,
      "wpm": 53,
      "message": "ไป ไป range สัญลักษณ์ตัวอื่น"
    },
    {
      "message_id": 1609,
      "agent_id": 33,
      "delay": 3.954,
      "onscreen_delay": 3.222,
      "typing_delay": 0.732,
      "typing_duration": 13.381,
      "wpm": 22,
      "message": "นะ เป็น n + 1  n - 1"
    },
    {
      "message_id": 1610,
      "agent_id": 14,
      "delay": 9.38,
      "onscreen_delay": 9.209,
      "typing_delay": 0.171,
      "typing_duration": 8.752,
      "wpm": 67,
      "message": "เดี๋ยวครูมีแบบฝึกหัดให้ทำก่อนนะในกระดาษ "
    },
    {
      "message_id": 1611,
      "agent_id": 29,
      "delay": 5.379,
      "onscreen_delay": 4.938,
      "typing_delay": 0.441,
      "typing_duration": 7.854,
      "wpm": 59,
      "message": "เดี๋ยวลองทำตัวนี้ดูก่อน คราวนี้ "
    },
    {
      "message_id": 1612,
      "agent_id": 12,
      "delay": 3.853,
      "onscreen_delay": 3.364,
      "typing_delay": 0.489,
      "typing_duration": 10.618,
      "wpm": 34,
      "message": "ครูมี sheet แจกให้ในห้อง"
    },
    {
      "message_id": 1613,
      "agent_id": 33,
      "delay": 6.617,
      "onscreen_delay": 5.202,
      "typing_delay": 1.415,
      "typing_duration": 13.168,
      "wpm": 33,
      "message": "คำอธิบายสั่งที่สอนวันนี้แแหละ"
    },
    {
      "message_id": 1614,
      "agent_id": 14,
      "delay": 9.165,
      "onscreen_delay": 8.961,
      "typing_delay": 0.204,
      "typing_duration": 7.854,
      "wpm": 55,
      "message": "นะคะ โจทย์ตัวเป็น range n กับ "
    },
    {
      "message_id": 1615,
      "agent_id": 29,
      "delay": 5.164,
      "onscreen_delay": 4.405,
      "typing_delay": 0.759,
      "typing_duration": 14.555,
      "wpm": 25,
      "message": "1,n นะ ที่เราเรียนผ่านไป"
    },
    {
      "message_id": 1616,
      "agent_id": 12,
      "delay": 10.555,
      "onscreen_delay": 9.537,
      "typing_delay": 1.018,
      "typing_duration": 8.671,
      "wpm": 42,
      "message": "นะคะ ครูจะเขียนอธิบายให้"
    },
    {
      "message_id": 1617,
      "agent_id": 33,
      "delay": 6.553,
      "onscreen_delay": 5.424,
      "typing_delay": 1.129,
      "typing_duration": 8.713,
      "wpm": 40,
      "message": "สามารถนั่งดูตัวนี้ได้นะ"
    },
    {
      "message_id": 1618,
      "agent_id": 14,
      "delay": 4.712,
      "onscreen_delay": 4.712,
      "typing_delay": 0,
      "typing_duration": 12.055,
      "wpm": 78,
      "message": "เดี๋ยวครูให้ทำแบบฝึกหัดตัวนี้ก่อนเลย จะได้รู้ว่าเราทำได้หรือไม่"
    },
    {
      "message_id": 1619,
      "agent_id": 29,
      "delay": 8.049,
      "onscreen_delay": 7.321,
      "typing_delay": 0.728,
      "typing_duration": 9.165,
      "wpm": 56,
      "message": "นะคะ คนละ 1 แผ่น เขียนลงไปในนี้เลย"
    },
    {
      "message_id": 1620,
      "agent_id": 12,
      "delay": 5.164,
      "onscreen_delay": 4.613,
      "typing_delay": 0.551,
      "typing_duration": 4.486,
      "wpm": 13,
      "message": "นะคะ "
    },
    {
      "message_id": 1621,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1622,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 9.18,
      "typing_delay": 1.819,
      "typing_duration": 6.219,
      "wpm": 39,
      "message": "ลองทำในแบบฝึกหัด"
    },
    {
      "message_id": 1623,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 6.164,
      "typing_delay": 0.834,
      "typing_duration": 12.166,
      "wpm": 39,
      "message": "ที่ครูแจกให้นะคะ แล้วลองดูกระดาษ"
    },
    {
      "message_id": 1624,
      "agent_id": 12,
      "delay": 8.164,
      "onscreen_delay": 7.323,
      "typing_delay": 0.841,
      "typing_duration": 7.25,
      "wpm": 79,
      "message": "เพิ่มหรือในสไลด์ที่เราเรียนกันเมื่อกี้ "
    },
    {
      "message_id": 1625,
      "agent_id": 33,
      "delay": 4.163,
      "onscreen_delay": 0.012,
      "typing_delay": 4.151,
      "typing_duration": 4.151,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1626,
      "agent_id": 14,
      "delay": 2.025,
      "onscreen_delay": 0,
      "typing_delay": 2.025,
      "typing_duration": 6.291,
      "wpm": 60,
      "message": "โจทย์น่าจะเป็นตัวนี้ โอเค "
    },
    {
      "message_id": 1627,
      "agent_id": 29,
      "delay": 2.29,
      "onscreen_delay": 0.104,
      "typing_delay": 2.186,
      "typing_duration": 4.238,
      "wpm": 14,
      "message": "โอเค "
    },
    {
      "message_id": 1628,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1629,
      "agent_id": 33,
      "delay": 10.998,
      "onscreen_delay": 6.749,
      "typing_delay": 4.249,
      "typing_duration": 4.249,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1630,
      "agent_id": 14,
      "delay": 6.995,
      "onscreen_delay": 2.632,
      "typing_delay": 4.363,
      "typing_duration": 4.363,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1631,
      "agent_id": 29,
      "delay": 2.986,
      "onscreen_delay": 1.807,
      "typing_delay": 1.179,
      "typing_duration": 9.705,
      "wpm": 48,
      "message": "โจทย์จะคล้าย ๆ กับตัวนี้เลยนะคะ "
    },
    {
      "message_id": 1632,
      "agent_id": 12,
      "delay": 5.7,
      "onscreen_delay": 3.947,
      "typing_delay": 1.753,
      "typing_duration": 14.719,
      "wpm": 40,
      "message": "โจทย์จะคล้าย ๆ กับสิ่งที่ครูโชว์บนสไลด์ "
    },
    {
      "message_id": 1633,
      "agent_id": 33,
      "delay": 10.718,
      "onscreen_delay": 9.872,
      "typing_delay": 0.846,
      "typing_duration": 11.503,
      "wpm": 26,
      "message": "บนสไลค์ ค่อย ๆดูนะคะ"
    },
    {
      "message_id": 1634,
      "agent_id": 14,
      "delay": 7.502,
      "onscreen_delay": 7.37,
      "typing_delay": 0.132,
      "typing_duration": 6.826,
      "wpm": 81,
      "message": "ค่อย ๆ ดูนะคะ ลองดู แล้วก็ดูชีตประกอบ "
    },
    {
      "message_id": 1635,
      "agent_id": 29,
      "delay": 3.501,
      "onscreen_delay": 3.268,
      "typing_delay": 0.233,
      "typing_duration": 7.243,
      "wpm": 54,
      "message": "แล้วลองทำนะคะ ลองทำอย่างไร "
    },
    {
      "message_id": 1636,
      "agent_id": 12,
      "delay": 3.242,
      "onscreen_delay": 2.462,
      "typing_delay": 0.78,
      "typing_duration": 11.833,
      "wpm": 44,
      "message": "ครูให้โจทย์ตัวนี้มา ตัว Code ข้างบน"
    },
    {
      "message_id": 1637,
      "agent_id": 33,
      "delay": 7.832,
      "onscreen_delay": 6.987,
      "typing_delay": 0.845,
      "typing_duration": 13.733,
      "wpm": 37,
      "message": "แบบกันเลย แต่ครูเปลี่ยนค่า n เฉย ๆ "
    },
    {
      "message_id": 1638,
      "agent_id": 14,
      "delay": 9.731,
      "onscreen_delay": 9.178,
      "typing_delay": 0.553,
      "typing_duration": 6.438,
      "wpm": 40,
      "message": "ครูกำหนดให้ n = 4 "
    },
    {
      "message_id": 1639,
      "agent_id": 29,
      "delay": 5.727,
      "onscreen_delay": 4.674,
      "typing_delay": 1.053,
      "typing_duration": 9.601,
      "wpm": 36,
      "message": "อันนี้ครูเปลี่ยนให้ n=4 "
    },
    {
      "message_id": 1640,
      "agent_id": 12,
      "delay": 5.599,
      "onscreen_delay": 4.914,
      "typing_delay": 0.685,
      "typing_duration": 7.534,
      "wpm": 86,
      "message": "เพราะฉะนั้น ค่า i นี่ มันเป็นค่าอะไรได้บ้าง "
    },
    {
      "message_id": 1641,
      "agent_id": 33,
      "delay": 3.53,
      "onscreen_delay": 1.786,
      "typing_delay": 1.744,
      "typing_duration": 8.903,
      "wpm": 42,
      "message": "เขียนให้ครบ รู้ได้อย่างไร"
    },
    {
      "message_id": 1642,
      "agent_id": 14,
      "delay": 4.902,
      "onscreen_delay": 3.81,
      "typing_delay": 1.092,
      "typing_duration": 8.187,
      "wpm": 81,
      "message": "ถ้าเรายังจำไม่ได้เราก็มาเขียนตรงนี้ก่อนก็ได้"
    },
    {
      "message_id": 1643,
      "agent_id": 29,
      "delay": 4.185,
      "onscreen_delay": 3.734,
      "typing_delay": 0.451,
      "typing_duration": 14.159,
      "wpm": 32,
      "message": "นะคะ range(4) มันมีค่าเป็นอะไร "
    },
    {
      "message_id": 1644,
      "agent_id": 12,
      "delay": 10.147,
      "onscreen_delay": 7.86,
      "typing_delay": 2.287,
      "typing_duration": 7.285,
      "wpm": 54,
      "message": "พอเราเขียน list ตรงนี้แล้ว "
    },
    {
      "message_id": 1645,
      "agent_id": 33,
      "delay": 6.146,
      "onscreen_delay": 5.586,
      "typing_delay": 0.56,
      "typing_duration": 11.942,
      "wpm": 36,
      "message": "เราก็เอามาเขียนในคอลัมป์ที่ 1 "
    },
    {
      "message_id": 1646,
      "agent_id": 14,
      "delay": 7.94,
      "onscreen_delay": 7.94,
      "typing_delay": 0,
      "typing_duration": 7.001,
      "wpm": 79,
      "message": "มีค่าเป็นอะไรได้บ้าง แล้วก็ติ๊กถูกเลย "
    },
    {
      "message_id": 1647,
      "agent_id": 29,
      "delay": 3.938,
      "onscreen_delay": 3.349,
      "typing_delay": 0.589,
      "typing_duration": 13.779,
      "wpm": 53,
      "message": "คำว่า \"ติ๊กเครื่องหมายถูก\" คือ มันทำที่คำสั่งนั้น "
    },
    {
      "message_id": 1648,
      "agent_id": 12,
      "delay": 9.777,
      "onscreen_delay": 8.52,
      "typing_delay": 1.257,
      "typing_duration": 10.559,
      "wpm": 33,
      "message": "แล้วนับมันทำงานกี่ครั้ง "
    },
    {
      "message_id": 1649,
      "agent_id": 33,
      "delay": 6.557,
      "onscreen_delay": 5.645,
      "typing_delay": 0.912,
      "typing_duration": 15,
      "wpm": 51,
      "message": "แบล้วก็นับมันมีเครื่องหมายถูกกี่ครั้ง ทำงานกี่ครั้ง"
    },
    {
      "message_id": 1650,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.051,
      "typing_delay": 0.948,
      "typing_duration": 7.226,
      "wpm": 56,
      "message": "แล้วเทียบว่าไอ้ตัวนับตัวนี้"
    },
    {
      "message_id": 1651,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 6.998,
      "typing_delay": 0,
      "typing_duration": 9.489,
      "wpm": 62,
      "message": "ที่เรานับได้นี่ เมื่อเทียบกับ n แล้วนี่ "
    },
    {
      "message_id": 1652,
      "agent_id": 12,
      "delay": 5.488,
      "onscreen_delay": 4.78,
      "typing_delay": 0.708,
      "typing_duration": 11.252,
      "wpm": 37,
      "message": "มันควรแทนด้วย n อะไร n+1 n-1 "
    },
    {
      "message_id": 1653,
      "agent_id": 33,
      "delay": 7.249,
      "onscreen_delay": 6.552,
      "typing_delay": 0.697,
      "typing_duration": 7.237,
      "wpm": 25,
      "message": "หรือ n เฉย ๆ "
    },
    {
      "message_id": 1654,
      "agent_id": 14,
      "delay": 3.247,
      "onscreen_delay": 1.428,
      "typing_delay": 1.819,
      "typing_duration": 7.643,
      "wpm": 61,
      "message": "จากนั้นเอากลับขึ้นมาเขียนด้านบน"
    },
    {
      "message_id": 1655,
      "agent_id": 29,
      "delay": 3.642,
      "onscreen_delay": 2.586,
      "typing_delay": 1.056,
      "typing_duration": 11.339,
      "wpm": 36,
      "message": "เพื่อบอกว่าแต่ละบรรทัดทำงาน"
    },
    {
      "message_id": 1656,
      "agent_id": 12,
      "delay": 7.338,
      "onscreen_delay": 7.06,
      "typing_delay": 0.278,
      "typing_duration": 5.972,
      "wpm": 45,
      "message": "กี่ครั้งหรือกี่รอบ "
    },
    {
      "message_id": 1657,
      "agent_id": 33,
      "delay": 6.376,
      "onscreen_delay": 0,
      "typing_delay": 6.376,
      "typing_duration": 6.376,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1658,
      "agent_id": 14,
      "delay": 2.375,
      "onscreen_delay": 1.624,
      "typing_delay": 0.751,
      "typing_duration": 6.257,
      "wpm": 53,
      "message": "ได้แล้วมาหาค่าฟังก์ชัน "
    },
    {
      "message_id": 1659,
      "agent_id": 29,
      "delay": 2.256,
      "onscreen_delay": 2.097,
      "typing_delay": 0.159,
      "typing_duration": 9.98,
      "wpm": 56,
      "message": "เอาแต่ละตัวมาบวกกัน แล้วก็หาค่า Big-O "
    },
    {
      "message_id": 1660,
      "agent_id": 12,
      "delay": 5.978,
      "onscreen_delay": 4.658,
      "typing_delay": 1.32,
      "typing_duration": 6.209,
      "wpm": 34,
      "message": "เป็นตัวสุดท้าย "
    },
    {
      "message_id": 1661,
      "agent_id": 33,
      "delay": 5.942,
      "onscreen_delay": 0,
      "typing_delay": 5.942,
      "typing_duration": 5.942,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1662,
      "agent_id": 14,
      "delay": 3.415,
      "onscreen_delay": 0,
      "typing_delay": 3.415,
      "typing_duration": 6.359,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1663,
      "agent_id": 29,
      "delay": 2.357,
      "onscreen_delay": 1.845,
      "typing_delay": 0.512,
      "typing_duration": 10.206,
      "wpm": 63,
      "message": "ลองทำดูสิคะ ไม่ได้เดี๋ยวบอกนะ เดี๋ยวครูเดิน "
    },
    {
      "message_id": 1664,
      "agent_id": 12,
      "delay": 6.383,
      "onscreen_delay": 0,
      "typing_delay": 6.383,
      "typing_duration": 6.383,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1665,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1666,
      "agent_id": 14,
      "delay": 10.992,
      "onscreen_delay": 5.609,
      "typing_delay": 5.383,
      "typing_duration": 5.383,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1667,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1668,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1669,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1670,
      "agent_id": 14,
      "delay": 11.003,
      "onscreen_delay": 6.875,
      "typing_delay": 4.128,
      "typing_duration": 4.128,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1671,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1672,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1673,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1674,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 5.992,
      "typing_delay": 5.006,
      "typing_duration": 5.006,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1675,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1676,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1677,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1678,
      "agent_id": 14,
      "delay": 10.995,
      "onscreen_delay": 6.393,
      "typing_delay": 4.602,
      "typing_duration": 4.602,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1679,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1680,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1681,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1682,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 1.071,
      "typing_delay": 9.928,
      "typing_duration": 9.928,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1683,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1684,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1685,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1686,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 6.761,
      "typing_delay": 4.24,
      "typing_duration": 4.24,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1687,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1688,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1689,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1690,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1691,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1692,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1693,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1694,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1695,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1696,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1697,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1698,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 6.932,
      "typing_delay": 4.069,
      "typing_duration": 4.069,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1699,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1700,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1701,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1702,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1703,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1704,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1705,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1706,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 6.737,
      "typing_delay": 4.264,
      "typing_duration": 4.264,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1707,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1708,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1709,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1710,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1711,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1712,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1713,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1714,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1715,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1716,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1717,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1718,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1719,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1720,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1721,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1722,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1723,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1724,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1725,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1726,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1727,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1728,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1729,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1730,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1731,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1732,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1733,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1734,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1735,
      "agent_id": 29,
      "delay": 15.006,
      "onscreen_delay": 0,
      "typing_delay": 15.006,
      "typing_duration": 15.006,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1736,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1737,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1738,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1739,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1740,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1741,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1742,
      "agent_id": 14,
      "delay": 10.972,
      "onscreen_delay": 6.915,
      "typing_delay": 4.057,
      "typing_duration": 4.057,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1743,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1744,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1745,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1746,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1747,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1748,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1749,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1750,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1751,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1752,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1753,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1754,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1755,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1756,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1757,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1758,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1759,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1760,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1761,
      "agent_id": 33,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1762,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1763,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1764,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1765,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1766,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1767,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1768,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1769,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1770,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1771,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1772,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1773,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1774,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1775,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1776,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1777,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1778,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1779,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1780,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1781,
      "agent_id": 33,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1782,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1783,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1784,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1785,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1786,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1787,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1788,
      "agent_id": 12,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1789,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1790,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1791,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1792,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1793,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1794,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1795,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1796,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1797,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1798,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1799,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1800,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1801,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1802,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1803,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1804,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1805,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1806,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1807,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1808,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1809,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1810,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 6.921,
      "typing_delay": 4.077,
      "typing_duration": 4.077,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1811,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1812,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1813,
      "agent_id": 33,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1814,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1815,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1816,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1817,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1818,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1819,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1820,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1821,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1822,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1823,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1824,
      "agent_id": 12,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1825,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1826,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1827,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1828,
      "agent_id": 12,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1829,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1830,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1831,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1832,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1833,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1834,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1835,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1836,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1837,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1838,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1839,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1840,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1841,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1842,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1843,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1844,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1845,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1846,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1847,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1848,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1849,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1850,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1851,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1852,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1853,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1854,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1855,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1856,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1857,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1858,
      "agent_id": 14,
      "delay": 14.2,
      "onscreen_delay": 0,
      "typing_delay": 14.2,
      "typing_duration": 14.2,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1859,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1860,
      "agent_id": 12,
      "delay": 11,
      "onscreen_delay": 1.486,
      "typing_delay": 9.514,
      "typing_duration": 9.514,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1861,
      "agent_id": 33,
      "delay": 8.972,
      "onscreen_delay": 0,
      "typing_delay": 8.972,
      "typing_duration": 15.001,
      "wpm": 6,
      "message": "เดี๋ยว"
    },
    {
      "message_id": 1862,
      "agent_id": 14,
      "delay": 10.996,
      "onscreen_delay": 10.63,
      "typing_delay": 0.366,
      "typing_duration": 6.525,
      "wpm": 23,
      "message": "อย่างนี้นะ "
    },
    {
      "message_id": 1863,
      "agent_id": 29,
      "delay": 6.994,
      "onscreen_delay": 5.659,
      "typing_delay": 1.335,
      "typing_duration": 14.115,
      "wpm": 51,
      "message": "เอกสารที่ครูให้ไปมีอยู่ 3 แผน่ มีอยู่ 3 ตัวอย่าง "
    },
    {
      "message_id": 1864,
      "agent_id": 12,
      "delay": 10.114,
      "onscreen_delay": 8.341,
      "typing_delay": 1.773,
      "typing_duration": 14.881,
      "wpm": 46,
      "message": "3 แผ่น มีอยู่ 3 ตัวอย่างมีอยู่ 3 แผ่น ครูฝากไป"
    },
    {
      "message_id": 1865,
      "agent_id": 33,
      "delay": 10.88,
      "onscreen_delay": 9.62,
      "typing_delay": 1.26,
      "typing_duration": 13.524,
      "wpm": 18,
      "message": "อ่านนะ ฝากไปอ่าน"
    },
    {
      "message_id": 1866,
      "agent_id": 14,
      "delay": 9.523,
      "onscreen_delay": 8.524,
      "typing_delay": 0.999,
      "typing_duration": 10.545,
      "wpm": 6,
      "message": "นะคะ "
    },
    {
      "message_id": 1867,
      "agent_id": 29,
      "delay": 6.544,
      "onscreen_delay": 5.52,
      "typing_delay": 1.024,
      "typing_duration": 13.405,
      "wpm": 54,
      "message": "ครูฝากไปอ่าน แล้วก็ทำความเข้าใจอีกครั้งหนึ่งนะคะ "
    },
    {
      "message_id": 1868,
      "agent_id": 12,
      "delay": 9.404,
      "onscreen_delay": 7.897,
      "typing_delay": 1.507,
      "typing_duration": 4.989,
      "wpm": 33,
      "message": "ด้วยกันนะคะ "
    },
    {
      "message_id": 1869,
      "agent_id": 33,
      "delay": 6.489,
      "onscreen_delay": 0,
      "typing_delay": 6.489,
      "typing_duration": 6.489,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1870,
      "agent_id": 14,
      "delay": 4.635,
      "onscreen_delay": 0,
      "typing_delay": 4.635,
      "typing_duration": 6.874,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1871,
      "agent_id": 29,
      "delay": 2.873,
      "onscreen_delay": 1.224,
      "typing_delay": 1.649,
      "typing_duration": 11.099,
      "wpm": 51,
      "message": "เดี๋ยวเรามาดูด้วยกันอีก 1 ข้อ เมื่อกี้ "
    },
    {
      "message_id": 1872,
      "agent_id": 12,
      "delay": 7.097,
      "onscreen_delay": 5.757,
      "typing_delay": 1.34,
      "typing_duration": 14.777,
      "wpm": 26,
      "message": "คือเราสามารถนับจำนวนรอบได้ "
    },
    {
      "message_id": 1873,
      "agent_id": 33,
      "delay": 10.776,
      "onscreen_delay": 10.11,
      "typing_delay": 0.666,
      "typing_duration": 15.001,
      "wpm": 46,
      "message": "เราสามารถรู้ว่าค่า i นี่ มีค่าเป็นอะไรได้บ้าวง"
    },
    {
      "message_id": 1874,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.842,
      "typing_delay": 0.157,
      "typing_duration": 6.525,
      "wpm": 41,
      "message": "และรู้ว่า loop for "
    },
    {
      "message_id": 1875,
      "agent_id": 29,
      "delay": 6.998,
      "onscreen_delay": 6.914,
      "typing_delay": 0.084,
      "typing_duration": 13.691,
      "wpm": 49,
      "message": "จะทำงานกี่รอบ อันนี้ทุกคนทำได้นะคะ แต่จะสับสน"
    },
    {
      "message_id": 1876,
      "agent_id": 12,
      "delay": 9.69,
      "onscreen_delay": 6.685,
      "typing_delay": 3.005,
      "typing_duration": 7.702,
      "wpm": 6,
      "message": "กับ"
    },
    {
      "message_id": 1877,
      "agent_id": 33,
      "delay": 5.689,
      "onscreen_delay": 4.413,
      "typing_delay": 1.276,
      "typing_duration": 9.293,
      "wpm": 36,
      "message": "การแปลงให้เป็นค่า n นะ"
    },
    {
      "message_id": 1878,
      "agent_id": 14,
      "delay": 5.292,
      "onscreen_delay": 4.671,
      "typing_delay": 0.621,
      "typing_duration": 8.193,
      "wpm": 55,
      "message": "เดี๋ยวค่อย ๆ ดูนะคะ อาจจะสับสน"
    },
    {
      "message_id": 1879,
      "agent_id": 29,
      "delay": 4.192,
      "onscreen_delay": 4.168,
      "typing_delay": 0.024,
      "typing_duration": 6.061,
      "wpm": 69,
      "message": "เรื่องของการแปลงให้เป็นค่า n "
    },
    {
      "message_id": 1880,
      "agent_id": 12,
      "delay": 2.06,
      "onscreen_delay": 1.256,
      "typing_delay": 0.804,
      "typing_duration": 12.174,
      "wpm": 53,
      "message": "พอเราแปลงให้เป็นค่า n เสร็จแล้ว เราย้อนกลับ"
    },
    {
      "message_id": 1881,
      "agent_id": 33,
      "delay": 8.173,
      "onscreen_delay": 7.529,
      "typing_delay": 0.644,
      "typing_duration": 14.705,
      "wpm": 32,
      "message": "ขึ้นไปดูตัวโค้ดอีกครั้งหนึ่งและ"
    },
    {
      "message_id": 1882,
      "agent_id": 14,
      "delay": 10.704,
      "onscreen_delay": 10.628,
      "typing_delay": 0.076,
      "typing_duration": 9.822,
      "wpm": 24,
      "message": "เขียนนะคะ บอกว่า"
    },
    {
      "message_id": 1883,
      "agent_id": 29,
      "delay": 6.703,
      "onscreen_delay": 2.633,
      "typing_delay": 4.07,
      "typing_duration": 6.762,
      "wpm": 13,
      "message": "บรรทัด"
    },
    {
      "message_id": 1884,
      "agent_id": 12,
      "delay": 2.761,
      "onscreen_delay": 1.934,
      "typing_delay": 0.827,
      "typing_duration": 7.893,
      "wpm": 30,
      "message": "แรกทำงานกี่ครั้ง "
    },
    {
      "message_id": 1885,
      "agent_id": 33,
      "delay": 3.892,
      "onscreen_delay": 2.799,
      "typing_delay": 1.093,
      "typing_duration": 13.397,
      "wpm": 45,
      "message": "บรรทัดที่ 2 ทำงานกี่ครั้ง และบรรทัดที่ 3"
    },
    {
      "message_id": 1886,
      "agent_id": 14,
      "delay": 9.394,
      "onscreen_delay": 9.394,
      "typing_delay": 0,
      "typing_duration": 6.784,
      "wpm": 75,
      "message": "ทำงานกี่ครั้ง แล้วจึงเอาจำนวนครั้ง"
    },
    {
      "message_id": 1887,
      "agent_id": 29,
      "delay": 5.393,
      "onscreen_delay": 4.481,
      "typing_delay": 0.912,
      "typing_duration": 5.32,
      "wpm": 48,
      "message": "เหล่านั้นมาบวกกัน"
    },
    {
      "message_id": 1888,
      "agent_id": 12,
      "delay": 1.391,
      "onscreen_delay": 0.961,
      "typing_delay": 0.43,
      "typing_duration": 10.255,
      "wpm": 56,
      "message": "ตรงข้ามฟังก์ชันตรงนี้นะคะ ตัวเลขตรงนี้"
    },
    {
      "message_id": 1889,
      "agent_id": 33,
      "delay": 6.251,
      "onscreen_delay": 5.588,
      "typing_delay": 0.663,
      "typing_duration": 10.699,
      "wpm": 20,
      "message": "มาจากไหน มาจาก"
    },
    {
      "message_id": 1890,
      "agent_id": 14,
      "delay": 6.698,
      "onscreen_delay": 6.698,
      "typing_delay": 0,
      "typing_duration": 7.728,
      "wpm": 83,
      "message": "จำนวนครั้งงของการทำงานในแต่ละคำสั่ง เห็นไหม "
    },
    {
      "message_id": 1891,
      "agent_id": 29,
      "delay": 3.723,
      "onscreen_delay": 3.615,
      "typing_delay": 0.108,
      "typing_duration": 10.325,
      "wpm": 49,
      "message": "บรรทัดแรกทำงาน 1 ครั้ง บรรทัดที่ 2 "
    },
    {
      "message_id": 1892,
      "agent_id": 12,
      "delay": 6.321,
      "onscreen_delay": 5.382,
      "typing_delay": 0.939,
      "typing_duration": 7.853,
      "wpm": 74,
      "message": "เราดูจากตรงนี้ก็ได้เห็นไหมคะ เงื่อนไข i "
    },
    {
      "message_id": 1893,
      "agent_id": 33,
      "delay": 3.852,
      "onscreen_delay": 3.116,
      "typing_delay": 0.736,
      "typing_duration": 11.255,
      "wpm": 41,
      "message": "เหมือนกัน ทำงาน n ครั้ง แล้วตรง"
    },
    {
      "message_id": 1894,
      "agent_id": 14,
      "delay": 7.254,
      "onscreen_delay": 7.187,
      "typing_delay": 0.067,
      "typing_duration": 6.596,
      "wpm": 86,
      "message": "Total ก็ n ครั้ง ก็เลยเอาทั้ง 3 บรรทัด"
    },
    {
      "message_id": 1895,
      "agent_id": 29,
      "delay": 3.253,
      "onscreen_delay": 3.231,
      "typing_delay": 0.022,
      "typing_duration": 4.269,
      "wpm": 28,
      "message": "มาบวกกัน "
    },
    {
      "message_id": 1896,
      "agent_id": 12,
      "delay": 2.474,
      "onscreen_delay": 0,
      "typing_delay": 2.474,
      "typing_duration": 5.013,
      "wpm": 12,
      "message": "โอเค "
    },
    {
      "message_id": 1897,
      "agent_id": 33,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1898,
      "agent_id": 14,
      "delay": 11.001,
      "onscreen_delay": 6.267,
      "typing_delay": 4.734,
      "typing_duration": 7.615,
      "wpm": 14,
      "message": "คราวนี้"
    },
    {
      "message_id": 1899,
      "agent_id": 29,
      "delay": 6.999,
      "onscreen_delay": 5.236,
      "typing_delay": 1.763,
      "typing_duration": 8.892,
      "wpm": 34,
      "message": "มาดูโจทย์นี้พร้อมกัน "
    },
    {
      "message_id": 1900,
      "agent_id": 12,
      "delay": 4.883,
      "onscreen_delay": 1.456,
      "typing_delay": 3.427,
      "typing_duration": 7.539,
      "wpm": 10,
      "message": "ครูมี "
    },
    {
      "message_id": 1901,
      "agent_id": 33,
      "delay": 3.538,
      "onscreen_delay": 2.621,
      "typing_delay": 0.917,
      "typing_duration": 12.943,
      "wpm": 37,
      "message": "3 บรรทัดเหมือนกัน ครูมี 3 บรรทัด"
    },
    {
      "message_id": 1902,
      "agent_id": 14,
      "delay": 8.94,
      "onscreen_delay": 8.94,
      "typing_delay": 0,
      "typing_duration": 6.266,
      "wpm": 74,
      "message": "ก็คือโค้ดน่ะมีอยู่ 3 บรรทัดนะคะ "
    },
    {
      "message_id": 1903,
      "agent_id": 29,
      "delay": 4.936,
      "onscreen_delay": 3.51,
      "typing_delay": 1.426,
      "typing_duration": 7.609,
      "wpm": 59,
      "message": "คล้าย ๆ ของเดิมเลยนะ แต่สังเกต"
    },
    {
      "message_id": 1904,
      "agent_id": 12,
      "delay": 3.606,
      "onscreen_delay": 3.138,
      "typing_delay": 0.468,
      "typing_duration": 13.704,
      "wpm": 38,
      "message": "เห็นไหมคะ ว่าตรง range ครูเปลี่ยนไป "
    },
    {
      "message_id": 1905,
      "agent_id": 33,
      "delay": 9.702,
      "onscreen_delay": 9.195,
      "typing_delay": 0.507,
      "typing_duration": 15,
      "wpm": 19,
      "message": "ครูใช้ range ( n+1)"
    },
    {
      "message_id": 1906,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 10.57,
      "typing_delay": 0.428,
      "typing_duration": 10.262,
      "wpm": 18,
      "message": "นะคะ (n + 1) "
    },
    {
      "message_id": 1907,
      "agent_id": 29,
      "delay": 6.995,
      "onscreen_delay": 3.816,
      "typing_delay": 3.179,
      "typing_duration": 7.272,
      "wpm": 33,
      "message": "เช่น ครูกำหนดให้ "
    },
    {
      "message_id": 1908,
      "agent_id": 12,
      "delay": 3.27,
      "onscreen_delay": 2.458,
      "typing_delay": 0.812,
      "typing_duration": 8.992,
      "wpm": 38,
      "message": "n = 3 เพราะฉะนั้น range "
    },
    {
      "message_id": 1909,
      "agent_id": 33,
      "delay": 4.992,
      "onscreen_delay": 3.718,
      "typing_delay": 1.274,
      "typing_duration": 9.747,
      "wpm": 28,
      "message": "ตรงนี้มันคือ 3 + 1 "
    },
    {
      "message_id": 1910,
      "agent_id": 14,
      "delay": 5.739,
      "onscreen_delay": 5.448,
      "typing_delay": 0.291,
      "typing_duration": 15,
      "wpm": 30,
      "message": "เป็น range 4 ใช่ไหมคะ range (X "
    },
    {
      "message_id": 1911,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.561,
      "typing_delay": 2.437,
      "typing_duration": 14.566,
      "wpm": 18,
      "message": "ค่าที่เป็นไปได้มี "
    },
    {
      "message_id": 1912,
      "agent_id": 12,
      "delay": 10.565,
      "onscreen_delay": 9.159,
      "typing_delay": 1.406,
      "typing_duration": 7.782,
      "wpm": 48,
      "message": "อันนี้ตามที่เราเข้าใจนะคะ "
    },
    {
      "message_id": 1913,
      "agent_id": 33,
      "delay": 6.563,
      "onscreen_delay": 5.735,
      "typing_delay": 0.828,
      "typing_duration": 13.815,
      "wpm": 18,
      "message": "จะรวมต้นจาก 0 (1)"
    },
    {
      "message_id": 1914,
      "agent_id": 14,
      "delay": 9.814,
      "onscreen_delay": 9.246,
      "typing_delay": 0.568,
      "typing_duration": 8.555,
      "wpm": 35,
      "message": "0, 1, 2, 3 เป็นลิสต์"
    },
    {
      "message_id": 1915,
      "agent_id": 29,
      "delay": 5.813,
      "onscreen_delay": 5.317,
      "typing_delay": 0.496,
      "typing_duration": 15,
      "wpm": 29,
      "message": "ข้อมูลนะคะ มีอยู่ทั้งหมด 4 ตั"
    },
    {
      "message_id": 1916,
      "agent_id": 12,
      "delay": 10.998,
      "onscreen_delay": 10.501,
      "typing_delay": 0.497,
      "typing_duration": 5.785,
      "wpm": 44,
      "message": "ทำงานกี่รอบ 4 รอบ "
    },
    {
      "message_id": 1917,
      "agent_id": 33,
      "delay": 6.995,
      "onscreen_delay": 5.99,
      "typing_delay": 1.005,
      "typing_duration": 15.001,
      "wpm": 26,
      "message": "ใช่ไหมคะ เขามีข้อมูลอยู่ 4"
    },
    {
      "message_id": 1918,
      "agent_id": 14,
      "delay": 10.996,
      "onscreen_delay": 10.996,
      "typing_delay": 0,
      "typing_duration": 8.23,
      "wpm": 18,
      "message": "อยู่ 4 ตัว "
    },
    {
      "message_id": 1919,
      "agent_id": 29,
      "delay": 6.995,
      "onscreen_delay": 6.412,
      "typing_delay": 0.583,
      "typing_duration": 14.005,
      "wpm": 28,
      "message": "จะต้องทำงานทั้งหมด 4 รอบ i "
    },
    {
      "message_id": 1920,
      "agent_id": 12,
      "delay": 10.003,
      "onscreen_delay": 9.531,
      "typing_delay": 0.472,
      "typing_duration": 11.369,
      "wpm": 57,
      "message": "เป็น 0 เห็นไหมคะ ตามที่เราเขียนด้านบนนี้เลย "
    },
    {
      "message_id": 1921,
      "agent_id": 33,
      "delay": 7.366,
      "onscreen_delay": 5.596,
      "typing_delay": 1.77,
      "typing_duration": 10.682,
      "wpm": 8,
      "message": "0 , 1, "
    },
    {
      "message_id": 1922,
      "agent_id": 14,
      "delay": 6.677,
      "onscreen_delay": 6.677,
      "typing_delay": 0,
      "typing_duration": 8.131,
      "wpm": 11,
      "message": "2, 3 i "
    },
    {
      "message_id": 1923,
      "agent_id": 29,
      "delay": 4.13,
      "onscreen_delay": 3.657,
      "typing_delay": 0.473,
      "typing_duration": 15.001,
      "wpm": 45,
      "message": "จะมีค่าที่เป็นไปได้อยู่ 4 ค่าด้วยกัน คือ 0, 1 "
    },
    {
      "message_id": 1924,
      "agent_id": 12,
      "delay": 11,
      "onscreen_delay": 10.033,
      "typing_delay": 0.967,
      "typing_duration": 4.758,
      "wpm": 13,
      "message": "2, 3 "
    },
    {
      "message_id": 1925,
      "agent_id": 33,
      "delay": 6.998,
      "onscreen_delay": 4.188,
      "typing_delay": 2.81,
      "typing_duration": 5.818,
      "wpm": 18,
      "message": "จากนั้น"
    },
    {
      "message_id": 1926,
      "agent_id": 14,
      "delay": 2.997,
      "onscreen_delay": 2.302,
      "typing_delay": 0.695,
      "typing_duration": 7.061,
      "wpm": 45,
      "message": "เราหาจำนวนรอบใช่ไหมคะ "
    },
    {
      "message_id": 1927,
      "agent_id": 29,
      "delay": 3.06,
      "onscreen_delay": 1.086,
      "typing_delay": 1.974,
      "typing_duration": 12.02,
      "wpm": 61,
      "message": "อันนี้คือค่าที่เป็นไปได้ ตรงนี้เราก็ติ๊กถูกหมดเลย "
    },
    {
      "message_id": 1928,
      "agent_id": 12,
      "delay": 8.019,
      "onscreen_delay": 7.584,
      "typing_delay": 0.435,
      "typing_duration": 9.058,
      "wpm": 55,
      "message": "เพราะฉะนั้น จำนวนที่ทำคือ 4 ครั้ง "
    },
    {
      "message_id": 1929,
      "agent_id": 33,
      "delay": 5.056,
      "onscreen_delay": 3.348,
      "typing_delay": 1.708,
      "typing_duration": 15.001,
      "wpm": 6,
      "message": "บรรทัด "
    },
    {
      "message_id": 1930,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.175,
      "typing_delay": 0.824,
      "typing_duration": 9.144,
      "wpm": 51,
      "message": "คำสั่ง Total นี่จะทำงาน 4 ครั้ง "
    },
    {
      "message_id": 1931,
      "agent_id": 29,
      "delay": 6.994,
      "onscreen_delay": 5.274,
      "typing_delay": 1.72,
      "typing_duration": 12.5,
      "wpm": 46,
      "message": "คำสั่ง for i in range ก็ทำอยู่ 4 ครั้ง "
    },
    {
      "message_id": 1932,
      "agent_id": 12,
      "delay": 8.498,
      "onscreen_delay": 6.723,
      "typing_delay": 1.775,
      "typing_duration": 13.598,
      "wpm": 36,
      "message": "แล้วเมื่อแทนด้วย n ใด ๆ เห็นไหมคะ "
    },
    {
      "message_id": 1933,
      "agent_id": 33,
      "delay": 9.597,
      "onscreen_delay": 3.875,
      "typing_delay": 5.722,
      "typing_duration": 10.058,
      "wpm": 9,
      "message": "n ใด ๆ  "
    },
    {
      "message_id": 1934,
      "agent_id": 14,
      "delay": 6.057,
      "onscreen_delay": 5.97,
      "typing_delay": 0.087,
      "typing_duration": 9.831,
      "wpm": 81,
      "message": "n เดิมเราเป็น 3 ทำอย่างไรจะเป็น 4 ได้ ก็ต้องบวกอะไรคะ "
    },
    {
      "message_id": 1935,
      "agent_id": 29,
      "delay": 5.829,
      "onscreen_delay": 4.068,
      "typing_delay": 1.761,
      "typing_duration": 12.885,
      "wpm": 26,
      "message": "+ 1 ใช่หรือเปล่า 3 + 1 "
    },
    {
      "message_id": 1936,
      "agent_id": 12,
      "delay": 8.884,
      "onscreen_delay": 8.611,
      "typing_delay": 0.273,
      "typing_duration": 6.982,
      "wpm": 71,
      "message": "เท่ากับข้างบนเลย ตรงนี้นะคะ ก็คือ "
    },
    {
      "message_id": 1937,
      "agent_id": 33,
      "delay": 4.883,
      "onscreen_delay": 4.03,
      "typing_delay": 0.853,
      "typing_duration": 4.189,
      "wpm": 18,
      "message": "3 + 1 "
    },
    {
      "message_id": 1938,
      "agent_id": 14,
      "delay": 7.265,
      "onscreen_delay": 0,
      "typing_delay": 7.265,
      "typing_duration": 7.265,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1939,
      "agent_id": 29,
      "delay": 3.89,
      "onscreen_delay": 0,
      "typing_delay": 3.89,
      "typing_duration": 7.517,
      "wpm": 30,
      "message": "มันเลยเท่ากับ 4 "
    },
    {
      "message_id": 1940,
      "agent_id": 12,
      "delay": 3.516,
      "onscreen_delay": 3.044,
      "typing_delay": 0.472,
      "typing_duration": 9.023,
      "wpm": 58,
      "message": "เพราะฉะนั้น ตรงนี้กลายเป็น n+1 นะคะ "
    },
    {
      "message_id": 1941,
      "agent_id": 33,
      "delay": 5.021,
      "onscreen_delay": 4.107,
      "typing_delay": 0.914,
      "typing_duration": 13.514,
      "wpm": 30,
      "message": "เพราะเมื่อแทน n ด้วย 3  3+1 "
    },
    {
      "message_id": 1942,
      "agent_id": 14,
      "delay": 9.513,
      "onscreen_delay": 8.627,
      "typing_delay": 0.886,
      "typing_duration": 5.856,
      "wpm": 82,
      "message": "เท่ากับ 4 มันเท่ากับตัวข้างบนเลย "
    },
    {
      "message_id": 1943,
      "agent_id": 29,
      "delay": 5.511,
      "onscreen_delay": 1.45,
      "typing_delay": 4.061,
      "typing_duration": 6.336,
      "wpm": 26,
      "message": "เพราะฉะนั้น "
    },
    {
      "message_id": 1944,
      "agent_id": 12,
      "delay": 2.332,
      "onscreen_delay": 1.706,
      "typing_delay": 0.626,
      "typing_duration": 7.987,
      "wpm": 30,
      "message": "เราจึงบอกได้นะคะ "
    },
    {
      "message_id": 1945,
      "agent_id": 33,
      "delay": 3.985,
      "onscreen_delay": 2.68,
      "typing_delay": 1.305,
      "typing_duration": 15.001,
      "wpm": 40,
      "message": "ว่า คำสั่งแต่ละคำสั่งในโค้ด 3 บรรทัดนี้่"
    },
    {
      "message_id": 1946,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 10.998,
      "typing_delay": 0,
      "typing_duration": 7.733,
      "wpm": 81,
      "message": "แต่ละคำสั่งในโค้ด 3 บรรทัดนี่จะทำงานกี่รอบ "
    },
    {
      "message_id": 1947,
      "agent_id": 29,
      "delay": 6.993,
      "onscreen_delay": 6.029,
      "typing_delay": 0.964,
      "typing_duration": 9.456,
      "wpm": 36,
      "message": "บรรทัดที่ 1 ทำงาน 1 รอบ "
    },
    {
      "message_id": 1948,
      "agent_id": 12,
      "delay": 5.455,
      "onscreen_delay": 4.579,
      "typing_delay": 0.876,
      "typing_duration": 13.35,
      "wpm": 29,
      "message": "เขียนไว้ก่อน มันอยู่นอกลูป"
    },
    {
      "message_id": 1949,
      "agent_id": 33,
      "delay": 9.341,
      "onscreen_delay": 8.292,
      "typing_delay": 1.049,
      "typing_duration": 12.343,
      "wpm": 35,
      "message": "ทำงาน 1 รอบแน่นอน บรรทัดที่ 2 "
    },
    {
      "message_id": 1950,
      "agent_id": 14,
      "delay": 8.342,
      "onscreen_delay": 8.328,
      "typing_delay": 0.014,
      "typing_duration": 6.411,
      "wpm": 54,
      "message": "นี่มันทำงาน n + 1 ครั้ง "
    },
    {
      "message_id": 1951,
      "agent_id": 29,
      "delay": 4.341,
      "onscreen_delay": 3.744,
      "typing_delay": 0.597,
      "typing_duration": 14.421,
      "wpm": 62,
      "message": "เราก็เขียนไว้ข้างหลังก่อน ถูกไหมคะ บรรทัดที่ 3 ทำงานกี่ครั้ง "
    },
    {
      "message_id": 1952,
      "agent_id": 12,
      "delay": 10.42,
      "onscreen_delay": 9.288,
      "typing_delay": 1.132,
      "typing_duration": 7.226,
      "wpm": 31,
      "message": "นี่ไง n+1 ครั้ง "
    },
    {
      "message_id": 1953,
      "agent_id": 33,
      "delay": 6.419,
      "onscreen_delay": 1.553,
      "typing_delay": 4.866,
      "typing_duration": 4.866,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1954,
      "agent_id": 14,
      "delay": 4.622,
      "onscreen_delay": 0,
      "typing_delay": 4.622,
      "typing_duration": 4.622,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1955,
      "agent_id": 29,
      "delay": 0.804,
      "onscreen_delay": 0,
      "typing_delay": 0.804,
      "typing_duration": 12.054,
      "wpm": 52,
      "message": "เมื่อเราหาค่า n ตรงนี้ได้แล้ว ย้อนกลับขึ้น"
    },
    {
      "message_id": 1956,
      "agent_id": 12,
      "delay": 8.05,
      "onscreen_delay": 7.726,
      "typing_delay": 0.324,
      "typing_duration": 6.846,
      "wpm": 77,
      "message": "ไปเขียนตรงหลังคำสั่งแต่ละคำสั่งด้วย "
    },
    {
      "message_id": 1957,
      "agent_id": 33,
      "delay": 4.048,
      "onscreen_delay": 3.01,
      "typing_delay": 1.038,
      "typing_duration": 14.746,
      "wpm": 29,
      "message": "ว่าอันนี้คือทำงาน n + 1 ครั้ง"
    },
    {
      "message_id": 1958,
      "agent_id": 14,
      "delay": 10.744,
      "onscreen_delay": 10.667,
      "typing_delay": 0.077,
      "typing_duration": 9.765,
      "wpm": 40,
      "message": "อันนี้คือทำงาน n + 1 ครั้ง "
    },
    {
      "message_id": 1959,
      "agent_id": 29,
      "delay": 6.743,
      "onscreen_delay": 5.157,
      "typing_delay": 1.586,
      "typing_duration": 12.026,
      "wpm": 15,
      "message": "เราลองแทนค่า "
    },
    {
      "message_id": 1960,
      "agent_id": 12,
      "delay": 8.025,
      "onscreen_delay": 7.124,
      "typing_delay": 0.901,
      "typing_duration": 8.713,
      "wpm": 53,
      "message": "n ด้วย 3 เห็นหรือเปล่า ตรงนี้ก็"
    },
    {
      "message_id": 1961,
      "agent_id": 33,
      "delay": 4.712,
      "onscreen_delay": 3.746,
      "typing_delay": 0.966,
      "typing_duration": 12.18,
      "wpm": 28,
      "message": "ทำงาน 4 ครั้ง ตรงกันเลย"
    },
    {
      "message_id": 1962,
      "agent_id": 14,
      "delay": 8.177,
      "onscreen_delay": 8.177,
      "typing_delay": 0,
      "typing_duration": 5.505,
      "wpm": 101,
      "message": "มันก็จะตรงกับข้อนี้ คือ ทำงาน 4 ครั้ง "
    },
    {
      "message_id": 1963,
      "agent_id": 29,
      "delay": 11.205,
      "onscreen_delay": 0,
      "typing_delay": 11.205,
      "typing_duration": 11.205,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1964,
      "agent_id": 12,
      "delay": 9.407,
      "onscreen_delay": 0,
      "typing_delay": 9.407,
      "typing_duration": 9.407,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1965,
      "agent_id": 33,
      "delay": 5.406,
      "onscreen_delay": 3.992,
      "typing_delay": 1.414,
      "typing_duration": 15.001,
      "wpm": 24,
      "message": "เสร็จแล้วครูจะหาค่า f(n0"
    },
    {
      "message_id": 1966,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.999,
      "typing_delay": 0,
      "typing_duration": 11.378,
      "wpm": 40,
      "message": "ก็เอาแต่ละบรรทัดมาเขียนไหม 1 + "
    },
    {
      "message_id": 1967,
      "agent_id": 29,
      "delay": 7.376,
      "onscreen_delay": 5.264,
      "typing_delay": 2.112,
      "typing_duration": 6.175,
      "wpm": 24,
      "message": "n + 1 นะคะ "
    },
    {
      "message_id": 1968,
      "agent_id": 12,
      "delay": 3.373,
      "onscreen_delay": 2.332,
      "typing_delay": 1.041,
      "typing_duration": 14.48,
      "wpm": 26,
      "message": "ครูก็กระจายค่าออกมา 1+n+1 "
    },
    {
      "message_id": 1969,
      "agent_id": 33,
      "delay": 10.478,
      "onscreen_delay": 8.88,
      "typing_delay": 1.598,
      "typing_duration": 14.309,
      "wpm": 10,
      "message": "+ n +1 + n"
    },
    {
      "message_id": 1970,
      "agent_id": 14,
      "delay": 10.307,
      "onscreen_delay": 10.219,
      "typing_delay": 0.088,
      "typing_duration": 8.649,
      "wpm": 35,
      "message": "จะได้เท่ากับ 1n + 1n "
    },
    {
      "message_id": 1971,
      "agent_id": 29,
      "delay": 6.306,
      "onscreen_delay": 6.154,
      "typing_delay": 0.152,
      "typing_duration": 8.934,
      "wpm": 45,
      "message": "ก็กลายเป็น 2n นะคะ 1 + 1 +1 "
    },
    {
      "message_id": 1972,
      "agent_id": 12,
      "delay": 4.931,
      "onscreen_delay": 4.242,
      "typing_delay": 0.689,
      "typing_duration": 7.59,
      "wpm": 24,
      "message": "ก็กลายเป็น 3 "
    },
    {
      "message_id": 1973,
      "agent_id": 33,
      "delay": 3.588,
      "onscreen_delay": 2.431,
      "typing_delay": 1.157,
      "typing_duration": 12.614,
      "wpm": 18,
      "message": "หาค่า o เลือก n "
    },
    {
      "message_id": 1974,
      "agent_id": 14,
      "delay": 8.613,
      "onscreen_delay": 8.508,
      "typing_delay": 0.105,
      "typing_duration": 12.001,
      "wpm": 51,
      "message": "n ที่มากที่สุด ก็คือตัวนี้ ก็ได้เป็น O(n) "
    },
    {
      "message_id": 1975,
      "agent_id": 29,
      "delay": 8,
      "onscreen_delay": 5.165,
      "typing_delay": 2.835,
      "typing_duration": 6.779,
      "wpm": 9,
      "message": "นะคะ "
    },
    {
      "message_id": 1976,
      "agent_id": 12,
      "delay": 3.998,
      "onscreen_delay": 2.916,
      "typing_delay": 1.082,
      "typing_duration": 13.841,
      "wpm": 39,
      "message": "เราเลือกค่า n ที่มากที่สุด ก็คือ o n "
    },
    {
      "message_id": 1977,
      "agent_id": 33,
      "delay": 9.84,
      "onscreen_delay": 0.52,
      "typing_delay": 9.32,
      "typing_duration": 9.32,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1978,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1979,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1980,
      "agent_id": 12,
      "delay": 10.998,
      "onscreen_delay": 1.093,
      "typing_delay": 9.905,
      "typing_duration": 9.905,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1981,
      "agent_id": 33,
      "delay": 6.996,
      "onscreen_delay": 2.236,
      "typing_delay": 4.76,
      "typing_duration": 8.009,
      "wpm": 19,
      "message": "ตัวสุดท้าย"
    },
    {
      "message_id": 1982,
      "agent_id": 14,
      "delay": 4.007,
      "onscreen_delay": 3.606,
      "typing_delay": 0.401,
      "typing_duration": 6.596,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1983,
      "agent_id": 29,
      "delay": 2.594,
      "onscreen_delay": 0.243,
      "typing_delay": 2.351,
      "typing_duration": 14.311,
      "wpm": 56,
      "message": "ก่อนเลิกนะ เดี๋ยวช่วยครูทำหน่อย ก่อนเลิก ครูมีโจทย์นะ "
    },
    {
      "message_id": 1984,
      "agent_id": 12,
      "delay": 10.31,
      "onscreen_delay": 4.685,
      "typing_delay": 5.625,
      "typing_duration": 5.625,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1985,
      "agent_id": 33,
      "delay": 6.308,
      "onscreen_delay": 5.315,
      "typing_delay": 0.993,
      "typing_duration": 14.393,
      "wpm": 18,
      "message": "คราูมีโจทย์ range "
    },
    {
      "message_id": 1986,
      "agent_id": 14,
      "delay": 10.392,
      "onscreen_delay": 9.297,
      "typing_delay": 1.095,
      "typing_duration": 9.966,
      "wpm": 36,
      "message": "ให้ n = 3 ช่วยครูหน่อยคะ "
    },
    {
      "message_id": 1987,
      "agent_id": 29,
      "delay": 6.391,
      "onscreen_delay": 6.38,
      "typing_delay": 0.011,
      "typing_duration": 11.372,
      "wpm": 50,
      "message": "หาว่าค่า i ที่เป็นไปได้ จะมีค่าอะไรที่"
    },
    {
      "message_id": 1988,
      "agent_id": 12,
      "delay": 7.371,
      "onscreen_delay": 6.331,
      "typing_delay": 1.04,
      "typing_duration": 8.115,
      "wpm": 68,
      "message": "เป็นอะไรได้บ้าง 3-1 เป็นอะไรได้บ้างคะ "
    },
    {
      "message_id": 1989,
      "agent_id": 33,
      "delay": 4.114,
      "onscreen_delay": 2.932,
      "typing_delay": 1.182,
      "typing_duration": 12.301,
      "wpm": 41,
      "message": "2 เพราะค่าที่เป็นไปได้คือค่าอะไรคะ"
    },
    {
      "message_id": 1990,
      "agent_id": 14,
      "delay": 8.299,
      "onscreen_delay": 7.043,
      "typing_delay": 1.256,
      "typing_duration": 5.6,
      "wpm": 35,
      "message": "เริ่มต้นที่ 0 "
    },
    {
      "message_id": 1991,
      "agent_id": 29,
      "delay": 4.298,
      "onscreen_delay": 3.495,
      "typing_delay": 0.803,
      "typing_duration": 11.071,
      "wpm": 72,
      "message": "เพราะว่าไม่มีอะไรนี่ ครูไม่ได้บอกว่าเริ่มต้นที่เท่าไร "
    },
    {
      "message_id": 1992,
      "agent_id": 12,
      "delay": 7.069,
      "onscreen_delay": 6.409,
      "typing_delay": 0.66,
      "typing_duration": 12.296,
      "wpm": 52,
      "message": "ถ้าครูไม่ได้กำหนดก็ต้องเริ่มต้นที่ 0 แล้วก็ "
    },
    {
      "message_id": 1993,
      "agent_id": 33,
      "delay": 8.294,
      "onscreen_delay": 6.281,
      "typing_delay": 2.013,
      "typing_duration": 5.949,
      "wpm": 25,
      "message": "1 มี 2 ไหม"
    },
    {
      "message_id": 1994,
      "agent_id": 14,
      "delay": 4.293,
      "onscreen_delay": 3.443,
      "typing_delay": 0.85,
      "typing_duration": 9.426,
      "wpm": 21,
      "message": "ไม่มีใช่ไหมคะ "
    },
    {
      "message_id": 1995,
      "agent_id": 29,
      "delay": 5.425,
      "onscreen_delay": 3.474,
      "typing_delay": 1.951,
      "typing_duration": 11.481,
      "wpm": 10,
      "message": "range(2) "
    },
    {
      "message_id": 1996,
      "agent_id": 12,
      "delay": 7.48,
      "onscreen_delay": 7.058,
      "typing_delay": 0.422,
      "typing_duration": 7.909,
      "wpm": 51,
      "message": "ค่าเป็น 0 กับ 1 ทำงานกี่รอบ "
    },
    {
      "message_id": 1997,
      "agent_id": 33,
      "delay": 3.908,
      "onscreen_delay": 1.689,
      "typing_delay": 2.219,
      "typing_duration": 10.097,
      "wpm": 16,
      "message": "2 รอบถูกไหม"
    },
    {
      "message_id": 1998,
      "agent_id": 14,
      "delay": 6.095,
      "onscreen_delay": 6.095,
      "typing_delay": 0,
      "typing_duration": 9.159,
      "wpm": 66,
      "message": "ทำงาน 2 รอบ ตอนนี้ทุกคนทำงาน 2 รอบ ทุกคน"
    },
    {
      "message_id": 1999,
      "agent_id": 29,
      "delay": 5.157,
      "onscreen_delay": 4.562,
      "typing_delay": 0.595,
      "typing_duration": 9.439,
      "wpm": 49,
      "message": "รู้ว่าทำงาน 2 รอบ ติ๊กถูกไปก่อน"
    },
    {
      "message_id": 2000,
      "agent_id": 12,
      "delay": 5.437,
      "onscreen_delay": 4.548,
      "typing_delay": 0.889,
      "typing_duration": 9.696,
      "wpm": 60,
      "message": "ใช่ไหมคะ ค่าที่ได้คือ 0 กับ 1 ค่า i คือ "
    },
    {
      "message_id": 2001,
      "agent_id": 33,
      "delay": 5.694,
      "onscreen_delay": 4.981,
      "typing_delay": 0.713,
      "typing_duration": 7.266,
      "wpm": 43,
      "message": "0 กับ 1  ืทำงาน 2 รอบ"
    },
    {
      "message_id": 2002,
      "agent_id": 14,
      "delay": 3.264,
      "onscreen_delay": 0.971,
      "typing_delay": 2.293,
      "typing_duration": 5.781,
      "wpm": 3,
      "message": "n "
    },
    {
      "message_id": 2003,
      "agent_id": 29,
      "delay": 1.78,
      "onscreen_delay": 1.78,
      "typing_delay": 0,
      "typing_duration": 6.124,
      "wpm": 64,
      "message": "ต้องลบเท่าไรคะ ถึงจะเป็น 2 "
    },
    {
      "message_id": 2004,
      "agent_id": 12,
      "delay": 2.122,
      "onscreen_delay": 0.996,
      "typing_delay": 1.126,
      "typing_duration": 10.645,
      "wpm": 41,
      "message": "ตอนนี้ n เป็น 3 3 ลบอะไรจึงจะ"
    },
    {
      "message_id": 2005,
      "agent_id": 33,
      "delay": 6.641,
      "onscreen_delay": 5.697,
      "typing_delay": 0.944,
      "typing_duration": 9.832,
      "wpm": 23,
      "message": "เป็น 2  3-1 = 2 "
    },
    {
      "message_id": 2006,
      "agent_id": 14,
      "delay": 5.829,
      "onscreen_delay": 5.829,
      "typing_delay": 0,
      "typing_duration": 9.021,
      "wpm": 73,
      "message": "เพราะฉะนั้น แทน 3 ก็คือ n ถูกหรือเปล่า ก็เลย"
    },
    {
      "message_id": 2007,
      "agent_id": 29,
      "delay": 5.018,
      "onscreen_delay": 4.77,
      "typing_delay": 0.248,
      "typing_duration": 5.056,
      "wpm": 36,
      "message": "กลายเป็น n-1 "
    },
    {
      "message_id": 2008,
      "agent_id": 12,
      "delay": 2.131,
      "onscreen_delay": 0,
      "typing_delay": 2.131,
      "typing_duration": 4.537,
      "wpm": 13,
      "message": "โอเค "
    },
    {
      "message_id": 2009,
      "agent_id": 33,
      "delay": 5.387,
      "onscreen_delay": 0,
      "typing_delay": 5.387,
      "typing_duration": 15.001,
      "wpm": 9,
      "message": "n - 1 มาจ"
    },
    {
      "message_id": 2010,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 10.999,
      "typing_delay": 0,
      "typing_duration": 4.054,
      "wpm": 30,
      "message": "มาจากไหน "
    },
    {
      "message_id": 2011,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 5.547,
      "typing_delay": 1.45,
      "typing_duration": 8.818,
      "wpm": 36,
      "message": "เดิม n=3 ถูกหรือเปล่า "
    },
    {
      "message_id": 2012,
      "agent_id": 12,
      "delay": 7.026,
      "onscreen_delay": 0,
      "typing_delay": 7.026,
      "typing_duration": 7.026,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2013,
      "agent_id": 33,
      "delay": 3.024,
      "onscreen_delay": 2.801,
      "typing_delay": 0.223,
      "typing_duration": 11.325,
      "wpm": 24,
      "message": "ทำอย่างไรให้ n - 2"
    },
    {
      "message_id": 2014,
      "agent_id": 14,
      "delay": 7.324,
      "onscreen_delay": 7.324,
      "typing_delay": 0,
      "typing_duration": 7.016,
      "wpm": 62,
      "message": "n - 1 มันก็เลยจะเป็นเท่ากับ 2 "
    },
    {
      "message_id": 2015,
      "agent_id": 29,
      "delay": 3.323,
      "onscreen_delay": 1.855,
      "typing_delay": 1.468,
      "typing_duration": 14.816,
      "wpm": 56,
      "message": "เพราะฉะนั้น บรรทัดที่ 1 ทำงาน 1 ครั้ง บรรทัดที่ 2 ทำงาน "
    },
    {
      "message_id": 2016,
      "agent_id": 12,
      "delay": 10.807,
      "onscreen_delay": 8.268,
      "typing_delay": 2.539,
      "typing_duration": 8.362,
      "wpm": 16,
      "message": "n-1 ครั้ง "
    },
    {
      "message_id": 2017,
      "agent_id": 33,
      "delay": 6.806,
      "onscreen_delay": 5.341,
      "typing_delay": 1.465,
      "typing_duration": 12.535,
      "wpm": 24,
      "message": "บรรทัดที่ 3 ก็ n - 1 "
    },
    {
      "message_id": 2018,
      "agent_id": 14,
      "delay": 8.534,
      "onscreen_delay": 8.353,
      "typing_delay": 0.181,
      "typing_duration": 10.349,
      "wpm": 30,
      "message": "เอาตัวเลขมาบวกกัน 1 + "
    },
    {
      "message_id": 2019,
      "agent_id": 29,
      "delay": 6.345,
      "onscreen_delay": 5.577,
      "typing_delay": 0.768,
      "typing_duration": 8.392,
      "wpm": 16,
      "message": "n-1 + n-1 "
    },
    {
      "message_id": 2020,
      "agent_id": 12,
      "delay": 4.391,
      "onscreen_delay": 3.126,
      "typing_delay": 1.265,
      "typing_duration": 6.007,
      "wpm": 67,
      "message": "เท่ากับเท่าไร ครูกระจายก่อน "
    },
    {
      "message_id": 2021,
      "agent_id": 33,
      "delay": 2.006,
      "onscreen_delay": 1.19,
      "typing_delay": 0.816,
      "typing_duration": 15,
      "wpm": 8,
      "message": "1 + n -1 "
    },
    {
      "message_id": 2022,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 10.051,
      "typing_delay": 0.947,
      "typing_duration": 8.108,
      "wpm": 17,
      "message": "+ n - 1 = "
    },
    {
      "message_id": 2023,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 3.577,
      "typing_delay": 3.42,
      "typing_duration": 9.931,
      "wpm": 6,
      "message": "2(n) "
    },
    {
      "message_id": 2024,
      "agent_id": 12,
      "delay": 5.926,
      "onscreen_delay": 5.06,
      "typing_delay": 0.866,
      "typing_duration": 14.029,
      "wpm": 21,
      "message": "ตัวนี้ตัดได้ถูกไหม 1 "
    },
    {
      "message_id": 2025,
      "agent_id": 33,
      "delay": 10.028,
      "onscreen_delay": 8.302,
      "typing_delay": 1.726,
      "typing_duration": 13.799,
      "wpm": 15,
      "message": "-1 เพราะฉะนั้น "
    },
    {
      "message_id": 2026,
      "agent_id": 14,
      "delay": 9.798,
      "onscreen_delay": 6.811,
      "typing_delay": 2.987,
      "typing_duration": 7.332,
      "wpm": 8,
      "message": "O(n) "
    },
    {
      "message_id": 2027,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2028,
      "agent_id": 12,
      "delay": 10.997,
      "onscreen_delay": 6.259,
      "typing_delay": 4.738,
      "typing_duration": 4.738,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2029,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2030,
      "agent_id": 14,
      "delay": 10.996,
      "onscreen_delay": 0.088,
      "typing_delay": 10.908,
      "typing_duration": 10.908,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2031,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2032,
      "agent_id": 12,
      "delay": 10.999,
      "onscreen_delay": 7.88,
      "typing_delay": 3.119,
      "typing_duration": 7.363,
      "wpm": 37,
      "message": "มีใครงงไหม เริ่มงง"
    },
    {
      "message_id": 2033,
      "agent_id": 33,
      "delay": 6.994,
      "onscreen_delay": 6.549,
      "typing_delay": 0.445,
      "typing_duration": 4.821,
      "wpm": 34,
      "message": "ตรงไหนไหมคะ"
    },
    {
      "message_id": 2034,
      "agent_id": 14,
      "delay": 8.146,
      "onscreen_delay": 0,
      "typing_delay": 8.146,
      "typing_duration": 8.146,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2035,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2036,
      "agent_id": 12,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2037,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2038,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2039,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2040,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2041,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2042,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2043,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2044,
      "agent_id": 12,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2045,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2046,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2047,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2048,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2049,
      "agent_id": 33,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2050,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 5.12,
      "typing_delay": 5.878,
      "typing_duration": 5.878,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2051,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2052,
      "agent_id": 12,
      "delay": 10.998,
      "onscreen_delay": 4.835,
      "typing_delay": 6.163,
      "typing_duration": 8.216,
      "wpm": 18,
      "message": "อย่างนี้นะ "
    },
    {
      "message_id": 2053,
      "agent_id": 33,
      "delay": 6.996,
      "onscreen_delay": 4.077,
      "typing_delay": 2.919,
      "typing_duration": 14.555,
      "wpm": 24,
      "message": "เดี๋ยวกลับไปทวนอีกครั้ง "
    },
    {
      "message_id": 2054,
      "agent_id": 14,
      "delay": 10.554,
      "onscreen_delay": 10.554,
      "typing_delay": 0,
      "typing_duration": 7.814,
      "wpm": 79,
      "message": "กลับไปทวนอีกครั้งหนึ่งนะคะ เดี๋ยวพรุ่งนี้"
    },
    {
      "message_id": 2055,
      "agent_id": 29,
      "delay": 6.553,
      "onscreen_delay": 5.948,
      "typing_delay": 0.605,
      "typing_duration": 13.661,
      "wpm": 44,
      "message": "ครูจะฝากแบบฝึกหัด ครูจะพรินต์แบบนี้มาให้ "
    },
    {
      "message_id": 2056,
      "agent_id": 12,
      "delay": 9.66,
      "onscreen_delay": 8.2,
      "typing_delay": 1.46,
      "typing_duration": 7.681,
      "wpm": 45,
      "message": "ให้ลองทำอีกนะ สัก 2 ข้อ"
    },
    {
      "message_id": 2057,
      "agent_id": 33,
      "delay": 5.658,
      "onscreen_delay": 4.383,
      "typing_delay": 1.275,
      "typing_duration": 8.941,
      "wpm": 40,
      "message": "นะคะ คนละ 1 แผ่นหน้าหลัง"
    },
    {
      "message_id": 2058,
      "agent_id": 14,
      "delay": 4.94,
      "onscreen_delay": 3.811,
      "typing_delay": 1.129,
      "typing_duration": 8.891,
      "wpm": 52,
      "message": "เดี๋ยวครูจะไปฝากไว้ที่ DSS นะคะ "
    },
    {
      "message_id": 2059,
      "agent_id": 29,
      "delay": 4.888,
      "onscreen_delay": 4.268,
      "typing_delay": 0.62,
      "typing_duration": 4.237,
      "wpm": 42,
      "message": "พรุ่งนี้เช้า "
    },
    {
      "message_id": 2060,
      "agent_id": 12,
      "delay": 2.849,
      "onscreen_delay": 0,
      "typing_delay": 2.849,
      "typing_duration": 4.735,
      "wpm": 29,
      "message": "เสร็จแล้ว "
    },
    {
      "message_id": 2061,
      "agent_id": 33,
      "delay": 8.812,
      "onscreen_delay": 0,
      "typing_delay": 8.812,
      "typing_duration": 8.812,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2062,
      "agent_id": 14,
      "delay": 4.811,
      "onscreen_delay": 2.319,
      "typing_delay": 2.492,
      "typing_duration": 7.149,
      "wpm": 38,
      "message": "เสร็จแล้วฝากไปอ่าน"
    },
    {
      "message_id": 2063,
      "agent_id": 29,
      "delay": 3.145,
      "onscreen_delay": 1.396,
      "typing_delay": 1.749,
      "typing_duration": 8.892,
      "wpm": 42,
      "message": "ชีตนี้ดีกว่า คืนนี้ไปนั่ง"
    },
    {
      "message_id": 2064,
      "agent_id": 12,
      "delay": 4.89,
      "onscreen_delay": 4.265,
      "typing_delay": 0.625,
      "typing_duration": 9.424,
      "wpm": 37,
      "message": "อ่านชีทที่ครูให้หน่อยนะ "
    },
    {
      "message_id": 2065,
      "agent_id": 33,
      "delay": 5.423,
      "onscreen_delay": 4.646,
      "typing_delay": 0.777,
      "typing_duration": 12.869,
      "wpm": 26,
      "message": "ไม่เข้าใจถามพี่เขานะคะ "
    },
    {
      "message_id": 2066,
      "agent_id": 14,
      "delay": 8.866,
      "onscreen_delay": 8.866,
      "typing_delay": 0,
      "typing_duration": 8.607,
      "wpm": 94,
      "message": "พรุ่งนี้หลังจากที่อ่านมาแล้วนี่ ไม่เข้าใจประเด็นตรงไหน "
    },
    {
      "message_id": 2067,
      "agent_id": 29,
      "delay": 4.864,
      "onscreen_delay": 4.103,
      "typing_delay": 0.761,
      "typing_duration": 14.212,
      "wpm": 53,
      "message": "ไม่เข้าใจบรรทัดไหน ให้วงนะ ให้วงมาเลย เดี๋ยวให้พี่"
    },
    {
      "message_id": 2068,
      "agent_id": 12,
      "delay": 10.21,
      "onscreen_delay": 9.617,
      "typing_delay": 0.593,
      "typing_duration": 5.457,
      "wpm": 71,
      "message": "อุ๋ยเขาอธิบายให้นะคะ ให้วง"
    },
    {
      "message_id": 2069,
      "agent_id": 33,
      "delay": 6.205,
      "onscreen_delay": 5.613,
      "typing_delay": 0.592,
      "typing_duration": 7.343,
      "wpm": 45,
      "message": "ตรงที่เราไม่เข้าใจนะคะ "
    },
    {
      "message_id": 2070,
      "agent_id": 14,
      "delay": 3.342,
      "onscreen_delay": 2.194,
      "typing_delay": 1.148,
      "typing_duration": 4.844,
      "wpm": 37,
      "message": "เสร็จแล้วนี่"
    },
    {
      "message_id": 2071,
      "agent_id": 29,
      "delay": 0.843,
      "onscreen_delay": 0.804,
      "typing_delay": 0.039,
      "typing_duration": 9.908,
      "wpm": 55,
      "message": "เราทำแบบฝึกหัดนะคะ เดี๋ยวครูให้โจทย์ "
    },
    {
      "message_id": 2072,
      "agent_id": 12,
      "delay": 5.904,
      "onscreen_delay": 5.264,
      "typing_delay": 0.64,
      "typing_duration": 8.872,
      "wpm": 74,
      "message": "2 โจทย์เดี๋ยวครูทำกระดาษแบบฝึกหัดแบบนี้มาให้ "
    },
    {
      "message_id": 2073,
      "agent_id": 33,
      "delay": 4.871,
      "onscreen_delay": 4.204,
      "typing_delay": 0.667,
      "typing_duration": 8.704,
      "wpm": 34,
      "message": "แล้วก็ลองทำดูนะคะว่า"
    },
    {
      "message_id": 2074,
      "agent_id": 14,
      "delay": 4.703,
      "onscreen_delay": 3.482,
      "typing_delay": 1.221,
      "typing_duration": 6.381,
      "wpm": 66,
      "message": "ถ้าครูกำหนดค่า n มาให้แบบนี้"
    },
    {
      "message_id": 2075,
      "agent_id": 29,
      "delay": 2.379,
      "onscreen_delay": 1.545,
      "typing_delay": 0.834,
      "typing_duration": 9.693,
      "wpm": 53,
      "message": "จะทำงาน มีค่า i ที่เป็นไปได้ มีค่า"
    },
    {
      "message_id": 2076,
      "agent_id": 12,
      "delay": 5.691,
      "onscreen_delay": 5.419,
      "typing_delay": 0.272,
      "typing_duration": 7.96,
      "wpm": 45,
      "message": "อะไรบ้าง แล้วทำงานกี่รอบ "
    },
    {
      "message_id": 2077,
      "agent_id": 33,
      "delay": 3.958,
      "onscreen_delay": 1.202,
      "typing_delay": 2.756,
      "typing_duration": 14.377,
      "wpm": 39,
      "message": "เอาเริ่มต้นทำงานกี่รอบให้ได้ก่อนละกัน"
    },
    {
      "message_id": 2078,
      "agent_id": 14,
      "delay": 10.376,
      "onscreen_delay": 10.376,
      "typing_delay": 0,
      "typing_duration": 9.79,
      "wpm": 84,
      "message": "ให้ได้ก่อนแล้วกันนะคะ ครูว่าน่าจะได้แล้วล่ะ เพียวแต่ว่า"
    },
    {
      "message_id": 2079,
      "agent_id": 29,
      "delay": 6.374,
      "onscreen_delay": 6.374,
      "typing_delay": 0,
      "typing_duration": 8.219,
      "wpm": 64,
      "message": "อาจจะมาลงตาราง อาจจะสับสนนิดหน่อยนะ "
    },
    {
      "message_id": 2080,
      "agent_id": 12,
      "delay": 4.214,
      "onscreen_delay": 2.729,
      "typing_delay": 1.485,
      "typing_duration": 4.776,
      "wpm": 13,
      "message": "นะคะ "
    },
    {
      "message_id": 2081,
      "agent_id": 33,
      "delay": 2.734,
      "onscreen_delay": 0,
      "typing_delay": 2.734,
      "typing_duration": 11.281,
      "wpm": 29,
      "message": "ต้องลงทำแบบฝุกหัดนะคะฃ"
    },
    {
      "message_id": 2082,
      "agent_id": 14,
      "delay": 7.279,
      "onscreen_delay": 5.348,
      "typing_delay": 1.931,
      "typing_duration": 5.958,
      "wpm": 53,
      "message": "มันน่าจะเข้าใจมากขึ้น "
    },
    {
      "message_id": 2083,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2084,
      "agent_id": 12,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2085,
      "agent_id": 33,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2086,
      "agent_id": 14,
      "delay": 10.994,
      "onscreen_delay": 0.675,
      "typing_delay": 10.319,
      "typing_duration": 10.319,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2087,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2088,
      "agent_id": 12,
      "delay": 10.996,
      "onscreen_delay": 9.042,
      "typing_delay": 1.954,
      "typing_duration": 8.64,
      "wpm": 45,
      "message": "เดี๋ยวครูเช็กชื่อหน่อยอุ๋ย "
    },
    {
      "message_id": 2089,
      "agent_id": 33,
      "delay": 6.995,
      "onscreen_delay": 5.811,
      "typing_delay": 1.184,
      "typing_duration": 9.366,
      "wpm": 24,
      "message": "โอเค ศิริลักษณ์"
    },
    {
      "message_id": 2090,
      "agent_id": 14,
      "delay": 5.365,
      "onscreen_delay": 4.36,
      "typing_delay": 1.005,
      "typing_duration": 7.004,
      "wpm": 19,
      "message": "อ๋อ อดิศร "
    },
    {
      "message_id": 2091,
      "agent_id": 29,
      "delay": 3.003,
      "onscreen_delay": 1.058,
      "typing_delay": 1.945,
      "typing_duration": 6.71,
      "wpm": 25,
      "message": "มาค่ะ นพกิต "
    },
    {
      "message_id": 2092,
      "agent_id": 12,
      "delay": 2.709,
      "onscreen_delay": 0.964,
      "typing_delay": 1.745,
      "typing_duration": 7.584,
      "wpm": 8,
      "message": "พงพร "
    },
    {
      "message_id": 2093,
      "agent_id": 33,
      "delay": 3.582,
      "onscreen_delay": 2.826,
      "typing_delay": 0.756,
      "typing_duration": 4.049,
      "wpm": 26,
      "message": "จันทการ"
    },
    {
      "message_id": 2094,
      "agent_id": 14,
      "delay": 1.19,
      "onscreen_delay": 0,
      "typing_delay": 1.19,
      "typing_duration": 4.038,
      "wpm": 11,
      "message": "ไหน "
    },
    {
      "message_id": 2095,
      "agent_id": 29,
      "delay": 2.856,
      "onscreen_delay": 0,
      "typing_delay": 2.856,
      "typing_duration": 11.73,
      "wpm": 10,
      "message": "กัญญาณัฐ "
    },
    {
      "message_id": 2096,
      "agent_id": 12,
      "delay": 7.729,
      "onscreen_delay": 5.846,
      "typing_delay": 1.883,
      "typing_duration": 11.854,
      "wpm": 23,
      "message": "ติดโควิด ธัญลักษณ์ "
    },
    {
      "message_id": 2097,
      "agent_id": 33,
      "delay": 7.853,
      "onscreen_delay": 3.4,
      "typing_delay": 4.453,
      "typing_duration": 5.318,
      "wpm": 8,
      "message": "ค่ะ"
    },
    {
      "message_id": 2098,
      "agent_id": 14,
      "delay": 3.851,
      "onscreen_delay": 3.275,
      "typing_delay": 0.576,
      "typing_duration": 5.393,
      "wpm": 25,
      "message": "ค่ะ วริษา "
    },
    {
      "message_id": 2099,
      "agent_id": 29,
      "delay": 1.391,
      "onscreen_delay": 0.138,
      "typing_delay": 1.253,
      "typing_duration": 4.409,
      "wpm": 20,
      "message": "ภัทรดา "
    },
    {
      "message_id": 2100,
      "agent_id": 12,
      "delay": 3.134,
      "onscreen_delay": 0,
      "typing_delay": 3.134,
      "typing_duration": 9.014,
      "wpm": 25,
      "message": "อ๋อ เทพอักษรค่ะ "
    },
    {
      "message_id": 2101,
      "agent_id": 33,
      "delay": 5.012,
      "onscreen_delay": 0.448,
      "typing_delay": 4.564,
      "typing_duration": 9.253,
      "wpm": 11,
      "message": "ธนพัฒน์"
    },
    {
      "message_id": 2102,
      "agent_id": 14,
      "delay": 5.25,
      "onscreen_delay": 0.767,
      "typing_delay": 4.483,
      "typing_duration": 7.248,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2103,
      "agent_id": 29,
      "delay": 3.247,
      "onscreen_delay": 2.662,
      "typing_delay": 0.585,
      "typing_duration": 4.313,
      "wpm": 21,
      "message": "ภากรณ์ "
    },
    {
      "message_id": 2104,
      "agent_id": 12,
      "delay": 2.119,
      "onscreen_delay": 0,
      "typing_delay": 2.119,
      "typing_duration": 6.41,
      "wpm": 42,
      "message": "เป็นเสี่ยงค่ะ โอเค "
    },
    {
      "message_id": 2105,
      "agent_id": 33,
      "delay": 2.409,
      "onscreen_delay": 0.25,
      "typing_delay": 2.159,
      "typing_duration": 4.023,
      "wpm": 15,
      "message": "โอเค"
    },
    {
      "message_id": 2106,
      "agent_id": 14,
      "delay": 0.74,
      "onscreen_delay": 0,
      "typing_delay": 0.74,
      "typing_duration": 6.364,
      "wpm": 68,
      "message": "ค่ะ เดี๋ยวเจอกันสัปดาห์หน้านะ "
    },
    {
      "message_id": 2107,
      "agent_id": 29,
      "delay": 2.363,
      "onscreen_delay": 0.418,
      "typing_delay": 1.945,
      "typing_duration": 5.438,
      "wpm": 8,
      "message": "ค่ะ "
    },
    {
      "message_id": 2108,
      "agent_id": 12,
      "delay": 1.437,
      "onscreen_delay": 0.553,
      "typing_delay": 0.884,
      "typing_duration": 5.35,
      "wpm": 36,
      "message": "ค่ะ สวัสดีค่ะ "
    },
    {
      "message_id": 2109,
      "agent_id": 33,
      "delay": 8.122,
      "onscreen_delay": 0,
      "typing_delay": 8.122,
      "typing_duration": 8.122,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2110,
      "agent_id": 14,
      "delay": 4.119,
      "onscreen_delay": 2.762,
      "typing_delay": 1.357,
      "typing_duration": 6.861,
      "wpm": 66,
      "message": "เรียบร้อยแล้วค่ะ ขอบคุณค่ะล่าม "
    },
    {
      "message_id": 2111,
      "agent_id": 29,
      "delay": 4.078,
      "onscreen_delay": 0,
      "typing_delay": 4.078,
      "typing_duration": 4.078,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2112,
      "agent_id": 12,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2113,
      "agent_id": 33,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2114,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2115,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2116,
      "agent_id": 12,
      "delay": 10.995,
      "onscreen_delay": 7.543,
      "typing_delay": 3.452,
      "typing_duration": 4.49,
      "wpm": 63,
      "message": "[สิ้นสุดการถอดความ] "
    },
    {
      "message_id": 2117,
      "agent_id": 33,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2118,
      "agent_id": 14,
      "delay": 11.002,
      "onscreen_delay": 4.002,
      "typing_delay": 7,
      "typing_duration": 7,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2119,
      "agent_id": 29,
      "delay": 6.999,
      "onscreen_delay": 3.999,
      "typing_delay": 3,
      "typing_duration": 3,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2120,
      "agent_id": 12,
      "delay": 2.995,
      "onscreen_delay": 2.994,
      "typing_delay": 0.001,
      "typing_duration": 0.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2121,
      "agent_id": 14,
      "delay": 0.001,
      "onscreen_delay": 0,
      "typing_delay": 0.001,
      "typing_duration": 0.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2121,
      "agent_id": 33,
      "delay": 0.005,
      "onscreen_delay": 0,
      "typing_delay": 0.005,
      "typing_duration": 0.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2122,
      "agent_id": 29,
      "delay": 4.008,
      "onscreen_delay": 4.007,
      "typing_delay": 0.001,
      "typing_duration": 0.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2122,
      "agent_id": 12,
      "delay": 3.001,
      "onscreen_delay": 0,
      "typing_delay": 3.001,
      "typing_duration": 3.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2123,
      "agent_id": 14,
      "delay": 0.001,
      "onscreen_delay": 0,
      "typing_delay": 0.001,
      "typing_duration": 0.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2124,
      "agent_id": 29,
      "delay": 0.001,
      "onscreen_delay": 0,
      "typing_delay": 0.001,
      "typing_duration": 0.001,
      "wpm": 0,
      "message": ""
    }
  ]
}