{
  "average_delay": 13.966,
  "average_delay_with_out_empty_turn": 10.999,
  "average_onscreen_delay": 1.697,
  "average_typing_delay": 12.268,
  "average_typing_duration": 14.271,
  "average_wpm": 10,
  "average_wpm_with_out_empty_turn": 49,
  "agents": [
    {
      "agent_id": 2,
      "average_delay": 14.826,
      "average_delay_with_out_empty_turn": 0,
      "average_onscreen_delay": 0,
      "average_typing_delay": 14.826,
      "average_typing_duration": 14.826,
      "average_wpm": 0,
      "average_wpm_with_out_empty_turn": 0
    },
    {
      "agent_id": 3,
      "average_delay": 14.826,
      "average_delay_with_out_empty_turn": 0,
      "average_onscreen_delay": 0,
      "average_typing_delay": 14.826,
      "average_typing_duration": 14.826,
      "average_wpm": 0,
      "average_wpm_with_out_empty_turn": 0
    },
    {
      "agent_id": 4,
      "average_delay": 14.786,
      "average_delay_with_out_empty_turn": 0,
      "average_onscreen_delay": 0,
      "average_typing_delay": 14.786,
      "average_typing_duration": 14.786,
      "average_wpm": 0,
      "average_wpm_with_out_empty_turn": 0
    },
    {
      "agent_id": 29,
      "average_delay": 11.372,
      "average_delay_with_out_empty_turn": 10.999,
      "average_onscreen_delay": 6.893,
      "average_typing_delay": 4.479,
      "average_typing_duration": 12.611,
      "average_wpm": 41,
      "average_wpm_with_out_empty_turn": 49
    }
  ],
  "messages": [
    {
      "message_id": 0,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2,
      "agent_id": 4,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "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": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 5,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 6,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 7,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.033,
      "typing_delay": 2.966,
      "typing_duration": 15.002,
      "wpm": 36,
      "message": "สวัดดีค่ะ คุณครู // สวัสดีนักเรียนใน"
    },
    {
      "message_id": 8,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 9,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 10,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 11,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 7.514,
      "typing_delay": 3.486,
      "typing_duration": 15.004,
      "wpm": 21,
      "message": "สวัสดีครับ ครูชื่อครู"
    },
    {
      "message_id": 12,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 13,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 14,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 15,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.631,
      "typing_delay": 2.369,
      "typing_duration": 12.455,
      "wpm": 59,
      "message": "เรื่องแรกที่เราต้องเรียนนะครับ คือ เรื่องสารละลาย "
    },
    {
      "message_id": 16,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 17,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 18,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 19,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.908,
      "typing_delay": 2.093,
      "typing_duration": 9.033,
      "wpm": 51,
      "message": "นักเรียนลองช่วยบอกครูได้ไหมครับ "
    },
    {
      "message_id": 20,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 21,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 22,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 23,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 7.34,
      "typing_delay": 3.659,
      "typing_duration": 15,
      "wpm": 57,
      "message": "มีหลายคนคิดว่า คือ น้ำ มีอะไรอีกไหม น้ำเกลือ มีอะไรอีกไหม"
    },
    {
      "message_id": 24,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 25,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 26,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 27,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.875,
      "typing_delay": 2.124,
      "typing_duration": 9.74,
      "wpm": 52,
      "message": "ถือว่าเป็นคำตอบที่ดีมากเลยนักเรียร"
    },
    {
      "message_id": 28,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 29,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 30,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 31,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.776,
      "typing_delay": 2.222,
      "typing_duration": 10.383,
      "wpm": 53,
      "message": "อย่างให้นักเรียนดุนะครับ นักเรียนครับ "
    },
    {
      "message_id": 32,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 33,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 34,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 35,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.453,
      "typing_delay": 2.546,
      "typing_duration": 12.111,
      "wpm": 52,
      "message": "// เห็นค่ะ // เห็นเกลือไหมครับ ปลายทางครับ "
    },
    {
      "message_id": 36,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 37,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 38,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 39,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.461,
      "typing_delay": 2.539,
      "typing_duration": 11.298,
      "wpm": 58,
      "message": "ขอตัวแทน 1 คน ในห้องของเรานะครับ มาช่วยครูคน"
    },
    {
      "message_id": 40,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 41,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 42,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 43,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.362,
      "typing_delay": 2.637,
      "typing_duration": 10.995,
      "wpm": 57,
      "message": "ยืนตรงนี้เลยครับ ทีนี้ตรงนี้ คือ น้ำนะครับ "
    },
    {
      "message_id": 44,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 45,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 46,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 47,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.484,
      "typing_delay": 2.515,
      "typing_duration": 12.615,
      "wpm": 67,
      "message": "วิธีการคนสารนะครับ เราจะคนไม่ให้มีเสียงนะครับ คนให้ละลาย"
    },
    {
      "message_id": 48,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 49,
      "agent_id": 3,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 50,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 51,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 1.89,
      "typing_delay": 9.11,
      "typing_duration": 15,
      "wpm": 20,
      "message": "ลุ้นไหมครับ นักเรียน"
    },
    {
      "message_id": 52,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 53,
      "agent_id": 3,
      "delay": 15.011,
      "onscreen_delay": 0,
      "typing_delay": 15.011,
      "typing_duration": 15.011,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 54,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 55,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 6.358,
      "typing_delay": 4.643,
      "typing_duration": 15,
      "wpm": 50,
      "message": "เหนื่อยหรือยังครับ นักเรียน ดีมากครับ คนไปเลื่อย ๆ"
    },
    {
      "message_id": 56,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 57,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 58,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 59,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 5.121,
      "typing_delay": 5.879,
      "typing_duration": 8.78,
      "wpm": 26,
      "message": "คนเร็ว ๆ เลยลูก"
    },
    {
      "message_id": 60,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 61,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 62,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 63,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.802,
      "typing_delay": 2.197,
      "typing_duration": 15.001,
      "wpm": 56,
      "message": "ขอบคุณมากครับ นักเรียน ทีนี้นักเรียนดูนะครับ เกิดอะไรกับ"
    },
    {
      "message_id": 64,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 65,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 66,
      "agent_id": 4,
      "delay": 14.999,
      "onscreen_delay": 0,
      "typing_delay": 14.999,
      "typing_duration": 14.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 67,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 7.357,
      "typing_delay": 3.641,
      "typing_duration": 13.168,
      "wpm": 57,
      "message": "พอเกลือละลายเสร็จนะครับ นักเรียนบอกครูใส่เกลือลงไป"
    },
    {
      "message_id": 68,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 69,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 70,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 71,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.825,
      "typing_delay": 2.174,
      "typing_duration": 14.891,
      "wpm": 67,
      "message": "แล้วนักเรียนคิดว่า สารที่เกิดจากการละลายของเกลือแกงเรียกว่าอะไรครับ "
    },
    {
      "message_id": 72,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 73,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 74,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 75,
      "agent_id": 29,
      "delay": 10.997,
      "onscreen_delay": 9.06,
      "typing_delay": 1.937,
      "typing_duration": 9.329,
      "wpm": 74,
      "message": "ที่เกิดจากากรละลายของเกลือแกลงเรียกว่าอะไรครับ "
    },
    {
      "message_id": 76,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 77,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 78,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 79,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.818,
      "typing_delay": 2.181,
      "typing_duration": 14.659,
      "wpm": 49,
      "message": "นะครับ ้มื่อสักครู่คิดว่ามีเกลืออยู่ในนี้ไหมครับ "
    },
    {
      "message_id": 80,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 81,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 82,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 83,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.847,
      "typing_delay": 2.154,
      "typing_duration": 11.336,
      "wpm": 60,
      "message": "นะครับ สรุปในบิ๊กเกอร์มีเกลือไหมครับ มีนะครับ "
    },
    {
      "message_id": 84,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 85,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 86,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 87,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.075,
      "typing_delay": 1.925,
      "typing_duration": 11.156,
      "wpm": 50,
      "message": "เป็นสารละลาย ทำอย่างไรดีครับ นักเรียน"
    },
    {
      "message_id": 88,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 89,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 90,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 91,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 9.178,
      "typing_delay": 1.821,
      "typing_duration": 15,
      "wpm": 64,
      "message": "ว่าสารใดบ้างเป็นสารละลาย นักเรียนปลายทางบอกว่าทำการทดลอง ดีมากนั"
    },
    {
      "message_id": 92,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 93,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 94,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 95,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.988,
      "typing_delay": 2.011,
      "typing_duration": 15,
      "wpm": 66,
      "message": "สารละลายนะครับ สำหรับอุปกรณ์นะครับ ขอให้นักเรียนตัวแทนหนึ่งคนครัยบ"
    },
    {
      "message_id": 96,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 97,
      "agent_id": 3,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 98,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 99,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 1.391,
      "typing_delay": 9.607,
      "typing_duration": 15.005,
      "wpm": 30,
      "message": "ทีนี้นะครับ นักเรียนทุกกลุ่มได"
    },
    {
      "message_id": 100,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 101,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 102,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 103,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.232,
      "typing_delay": 1.768,
      "typing_duration": 8.104,
      "wpm": 48,
      "message": "กิจกรรมเรียบร้อยแล้วนะครับ "
    },
    {
      "message_id": 104,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 105,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 106,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 107,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.848,
      "typing_delay": 2.15,
      "typing_duration": 7.491,
      "wpm": 50,
      "message": "วางไว้ด้านล่างก็ได้นะครับ "
    },
    {
      "message_id": 108,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 109,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 110,
      "agent_id": 4,
      "delay": 15.006,
      "onscreen_delay": 0,
      "typing_delay": 15.006,
      "typing_duration": 15.006,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 111,
      "agent_id": 29,
      "delay": 11.004,
      "onscreen_delay": 4.161,
      "typing_delay": 6.843,
      "typing_duration": 11.635,
      "wpm": 22,
      "message": "เรีบบร้อยดีนะครับ "
    },
    {
      "message_id": 112,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 113,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 114,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 115,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 7.517,
      "typing_delay": 3.481,
      "typing_duration": 15,
      "wpm": 40,
      "message": "ทีนี้นักเรียนครับ นักเรียนเปิดในใบกิจกรร"
    },
    {
      "message_id": 116,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 117,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 118,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 119,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 9.034,
      "typing_delay": 1.965,
      "typing_duration": 11.013,
      "wpm": 65,
      "message": "สำหรับขั้นตอนในการทำกิจกรรมนะครับ เดี๋ยวครูจะให้"
    },
    {
      "message_id": 120,
      "agent_id": 2,
      "delay": 14.999,
      "onscreen_delay": 0,
      "typing_delay": 14.999,
      "typing_duration": 14.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 121,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 122,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 123,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.536,
      "typing_delay": 2.463,
      "typing_duration": 10.831,
      "wpm": 46,
      "message": "ทำกิจกรรมครั้งนี้ครับ นักเรียน มี"
    },
    {
      "message_id": 124,
      "agent_id": 2,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 125,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 126,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 127,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 6.926,
      "typing_delay": 4.072,
      "typing_duration": 15.002,
      "wpm": 16,
      "message": "และสารเคมีล่ะลูก "
    },
    {
      "message_id": 128,
      "agent_id": 2,
      "delay": 15.013,
      "onscreen_delay": 0,
      "typing_delay": 15.013,
      "typing_duration": 15.013,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 129,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 130,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 131,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.683,
      "typing_delay": 2.316,
      "typing_duration": 10.082,
      "wpm": 54,
      "message": "คือ สาร 6 สารนี้นะครับ ถูกต้องนะครับ "
    },
    {
      "message_id": 132,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 133,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 134,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 135,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 9.008,
      "typing_delay": 1.99,
      "typing_duration": 14.044,
      "wpm": 50,
      "message": "ยังไม่เคยใช้อุปกรณ์ในการทำกิจกรรมในครั้งนี้ครับ "
    },
    {
      "message_id": 136,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 137,
      "agent_id": 3,
      "delay": 15.008,
      "onscreen_delay": 0,
      "typing_delay": 15.008,
      "typing_duration": 15.008,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 138,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 139,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.705,
      "typing_delay": 2.295,
      "typing_duration": 9.902,
      "wpm": 58,
      "message": "ทำอย่างไรครับ นักเรียน เอาฝาครอบนะครับ "
    },
    {
      "message_id": 140,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 141,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 142,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 143,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.769,
      "typing_delay": 2.229,
      "typing_duration": 14.156,
      "wpm": 65,
      "message": "นะครับ ปิดลงไปเลยนะครับ คีมคีบโลหะ นักเรียนทุกคนใช้เป็นนะครับ "
    },
    {
      "message_id": 144,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 145,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 146,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 147,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.378,
      "typing_delay": 2.623,
      "typing_duration": 12.39,
      "wpm": 58,
      "message": "จุดประสงค์ในการทำกิจกรรมในครั้งนี้ คือ อะไรครั บ"
    },
    {
      "message_id": 148,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 149,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 150,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 151,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.382,
      "typing_delay": 2.617,
      "typing_duration": 14.952,
      "wpm": 52,
      "message": "มีไหมลูก ไมมีนะครับ สำหรับจุดประสงค์ในครั้งนี้นะครับ "
    },
    {
      "message_id": 152,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 153,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 154,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 155,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.644,
      "typing_delay": 2.354,
      "typing_duration": 11.986,
      "wpm": 41,
      "message": "นักเรียนนะครับ สังเกตอะไรบ้างครับ "
    },
    {
      "message_id": 156,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 157,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 158,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 159,
      "agent_id": 29,
      "delay": 10.996,
      "onscreen_delay": 8.05,
      "typing_delay": 2.946,
      "typing_duration": 14.999,
      "wpm": 42,
      "message": "เราก็ต้องสังเกตองค์ประกอบภายนอกของสารละลาย"
    },
    {
      "message_id": 160,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 161,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 162,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 163,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.764,
      "typing_delay": 2.235,
      "typing_duration": 10.27,
      "wpm": 57,
      "message": "ล่ะมันมีกลิ่นไหม เราก็ต้องสังเกตไหมครับ "
    },
    {
      "message_id": 164,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 165,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 166,
      "agent_id": 4,
      "delay": 14.999,
      "onscreen_delay": 0,
      "typing_delay": 14.999,
      "typing_duration": 14.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 167,
      "agent_id": 29,
      "delay": 10.997,
      "onscreen_delay": 9.155,
      "typing_delay": 1.842,
      "typing_duration": 13.284,
      "wpm": 54,
      "message": "สารที่ครูเอามาให้ทั้ง 6 อย่าง มีสถานะเป็นอย่างไร"
    },
    {
      "message_id": 168,
      "agent_id": 2,
      "delay": 15.006,
      "onscreen_delay": 0,
      "typing_delay": 15.006,
      "typing_duration": 15.006,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 169,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 170,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 171,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 7.071,
      "typing_delay": 3.929,
      "typing_duration": 10.038,
      "wpm": 52,
      "message": "จากนั้นก็นำของเหลวทั้ง 6 ชนิดนะครับ"
    },
    {
      "message_id": 172,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 173,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 174,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 175,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 6.208,
      "typing_delay": 4.791,
      "typing_duration": 12.229,
      "wpm": 20,
      "message": "น้ำเชื่อ น้ำโซดา"
    },
    {
      "message_id": 176,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 177,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 178,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 179,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.389,
      "typing_delay": 2.61,
      "typing_duration": 14.033,
      "wpm": 51,
      "message": "ความร้อนนะครับ บนตะเกียงแอลกอฮอล์ จนอะไรครับ ลูก "
    },
    {
      "message_id": 180,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 181,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 182,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 183,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.804,
      "typing_delay": 2.194,
      "typing_duration": 10.84,
      "wpm": 71,
      "message": "ไหมครับ นักเรียน เข้าใจนะครับ นักเรียนปลายทางนะครับ "
    },
    {
      "message_id": 184,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 185,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 186,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 187,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.971,
      "typing_delay": 2.03,
      "typing_duration": 9.322,
      "wpm": 53,
      "message": "ให้นักเรียนลองพยากรณ์ดูได้ไหมครับ "
    },
    {
      "message_id": 188,
      "agent_id": 2,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 189,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 190,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 191,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 192,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 193,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 194,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 195,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 5.075,
      "typing_delay": 5.924,
      "typing_duration": 9.749,
      "wpm": 15,
      "message": "แปปหนึ่งนะ "
    },
    {
      "message_id": 196,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 197,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 198,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 199,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.838,
      "typing_delay": 2.161,
      "typing_duration": 15,
      "wpm": 70,
      "message": "ดีมากครับ เดี๋ยวเรามาลองทำกิจกรรมนะครับ ว่าผลการทดลองที่เกิดมันจะเป็นอ"
    },
    {
      "message_id": 200,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 201,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 202,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 203,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.316,
      "typing_delay": 2.684,
      "typing_duration": 14.81,
      "wpm": 47,
      "message": "บันทึกผลนะครับ นักเรียน ครูจะให้บันทึกผลนะครับ "
    },
    {
      "message_id": 204,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 205,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 206,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 207,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.845,
      "typing_delay": 2.155,
      "typing_duration": 12.777,
      "wpm": 65,
      "message": "มีลักษณะเป็นอย่างไรนะครับ ให้บันทึกลงไปทีละสาร ๆ นะครับ"
    },
    {
      "message_id": 208,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 209,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 210,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 211,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.291,
      "typing_delay": 2.709,
      "typing_duration": 13.49,
      "wpm": 59,
      "message": "นะครับ สารของเรามีกี่อย่างครับ นักเรียน 6 อย่างนะครับ "
    },
    {
      "message_id": 212,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 213,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 214,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 215,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.245,
      "typing_delay": 2.753,
      "typing_duration": 11.535,
      "wpm": 57,
      "message": "เป็นอย่างไรนะครับ หยิบขึ้นมานะครับ แล้วก็มอง"
    },
    {
      "message_id": 216,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 217,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 218,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 219,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.524,
      "typing_delay": 2.476,
      "typing_duration": 15,
      "wpm": 64,
      "message": "ตอนนี้หลาย ๆ กลุ่มก็กำลังสังเกตแล้วก็บันทึกสิ่งที่นักเรียนได้มอง"
    },
    {
      "message_id": 220,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 221,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 222,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 223,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 7.601,
      "typing_delay": 3.4,
      "typing_duration": 15,
      "wpm": 47,
      "message": "นักเรียนครับ มีวิธีการดมสารนะครับ เราจะไม่ใช้จม"
    },
    {
      "message_id": 224,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 225,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 226,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 227,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.693,
      "typing_delay": 2.305,
      "typing_duration": 12.174,
      "wpm": 64,
      "message": "นั้นจะมีกลิ่นหรือไม่ เราจะไม่เอาสารนะครับ มาใกล้จมูก"
    },
    {
      "message_id": 228,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 229,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 230,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 231,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 5.956,
      "typing_delay": 5.044,
      "typing_duration": 15,
      "wpm": 32,
      "message": "นักเรียนได้จดผลการทดลองว่าจะเกิด"
    },
    {
      "message_id": 232,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 233,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 234,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 235,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 7.374,
      "typing_delay": 3.625,
      "typing_duration": 12.93,
      "wpm": 43,
      "message": "ทีนี้นะครับ นักเรียน เราจะทำการนะครับ "
    },
    {
      "message_id": 236,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 237,
      "agent_id": 3,
      "delay": 15.008,
      "onscreen_delay": 0,
      "typing_delay": 15.008,
      "typing_duration": 15.008,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 238,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 239,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.749,
      "typing_delay": 2.252,
      "typing_duration": 11.096,
      "wpm": 69,
      "message": "จุ่มแล้วก็ปล่อยนะครับ ขอให้นักเรียนฟังครูก่อนนะครับ "
    },
    {
      "message_id": 240,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 241,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 242,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 243,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.523,
      "typing_delay": 2.478,
      "typing_duration": 13.21,
      "wpm": 58,
      "message": "มันจะมีน้ำขึ้นมานะครับ แล้วเราก็เอาน้ำที่ล้างนะครับ "
    },
    {
      "message_id": 244,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 245,
      "agent_id": 3,
      "delay": 15.015,
      "onscreen_delay": 0,
      "typing_delay": 15.015,
      "typing_duration": 15.015,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 246,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 247,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.79,
      "typing_delay": 2.21,
      "typing_duration": 10.516,
      "wpm": 64,
      "message": "6 อย่างนะครับ มีนักเรียนคนไหนไม่เข้าใจไหมครับ "
    },
    {
      "message_id": 248,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 249,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 250,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 251,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.652,
      "typing_delay": 2.347,
      "typing_duration": 13.899,
      "wpm": 38,
      "message": "เชิญหยดสารลงในจานหลุมโลหะได้เลยครับ "
    },
    {
      "message_id": 252,
      "agent_id": 2,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 253,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 254,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 255,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.158,
      "typing_delay": 1.842,
      "typing_duration": 13.311,
      "wpm": 76,
      "message": "ในการทำกิจกรรมนะครับ ไม่นานนะครับ ขอให้สมาชิกในกลุ่มช่วยกันทำนะครับ "
    },
    {
      "message_id": 256,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 257,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 258,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 259,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 7.374,
      "typing_delay": 3.626,
      "typing_duration": 12.65,
      "wpm": 56,
      "message": "พอแล้วลูกถ้าหากเยอะเกินไปมันเดือนมันจะล้นนะครับ "
    },
    {
      "message_id": 260,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 261,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 262,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 263,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.638,
      "typing_delay": 2.361,
      "typing_duration": 11.525,
      "wpm": 56,
      "message": "บีบ จุ่ม ปล่อย เห็นไหม หนูก็เอามาล้างนะครับ "
    },
    {
      "message_id": 264,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 265,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 266,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 267,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 7.058,
      "typing_delay": 3.942,
      "typing_duration": 15.003,
      "wpm": 49,
      "message": "มาช่วยกันทำนะครับ เราจะใช้เวลาทำกิจกรรมไม่น่านะคร"
    },
    {
      "message_id": 268,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 269,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 270,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 271,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 2.958,
      "typing_delay": 8.043,
      "typing_duration": 15.001,
      "wpm": 28,
      "message": "โอ.เค. กลุ่มนี้เรียบร้อยไหมล"
    },
    {
      "message_id": 272,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 273,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 274,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 275,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.208,
      "typing_delay": 2.792,
      "typing_duration": 10.655,
      "wpm": 62,
      "message": "ตอนนี้นะครับ หลาย ๆ กลุ่มก็กำลังหยดสารนะครับ"
    },
    {
      "message_id": 276,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 277,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 278,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 279,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 280,
      "agent_id": 2,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 281,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 282,
      "agent_id": 4,
      "delay": 14.999,
      "onscreen_delay": 0,
      "typing_delay": 14.999,
      "typing_duration": 14.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 283,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 284,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 285,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 286,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 287,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.921,
      "typing_delay": 2.078,
      "typing_duration": 15.002,
      "wpm": 37,
      "message": "เอาดับเดิ้ลวางนะครับ น้ำอัดลมและน้ำสม"
    },
    {
      "message_id": 288,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 289,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 290,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 291,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 4.591,
      "typing_delay": 6.408,
      "typing_duration": 15.001,
      "wpm": 30,
      "message": "วางได้ไหมลูกถ้าวางไม่ได้ครูรับ"
    },
    {
      "message_id": 292,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 293,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 294,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 295,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.437,
      "typing_delay": 2.564,
      "typing_duration": 5.805,
      "wpm": 52,
      "message": "เราจะจุดไฟแล้วนะครับ "
    },
    {
      "message_id": 296,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 297,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 298,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 299,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.625,
      "typing_delay": 2.373,
      "typing_duration": 6,
      "wpm": 15,
      "message": "นะครับ "
    },
    {
      "message_id": 300,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 301,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 302,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 303,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 304,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 305,
      "agent_id": 3,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 306,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 307,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 308,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 309,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 310,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 311,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 3.272,
      "typing_delay": 7.728,
      "typing_duration": 15,
      "wpm": 12,
      "message": "ใส่ตะเกียงเล"
    },
    {
      "message_id": 312,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 313,
      "agent_id": 3,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 314,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 315,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 316,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 317,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 318,
      "agent_id": 4,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 319,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 320,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 321,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 322,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 323,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.624,
      "typing_delay": 2.374,
      "typing_duration": 15.002,
      "wpm": 47,
      "message": "เป็นที่เรียบร้อยแล้ว กลุ่มไหนที่ยังไม่จุดไหมครั"
    },
    {
      "message_id": 324,
      "agent_id": 2,
      "delay": 15.019,
      "onscreen_delay": 0,
      "typing_delay": 15.019,
      "typing_duration": 15.019,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 325,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 326,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 327,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.492,
      "typing_delay": 2.507,
      "typing_duration": 15,
      "wpm": 44,
      "message": "เป็นที่เรียบร้อยแล้ว ให้ดูผลนะครับ แล้วใส่ผล"
    },
    {
      "message_id": 328,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 329,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 330,
      "agent_id": 4,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 331,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 332,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 333,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 334,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 335,
      "agent_id": 29,
      "delay": 10.997,
      "onscreen_delay": 5.366,
      "typing_delay": 5.631,
      "typing_duration": 14.959,
      "wpm": 35,
      "message": "ถ้าหากแห้งหมดแล้วหนูก็ดึงตะเกียงออก"
    },
    {
      "message_id": 336,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 337,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 338,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 339,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.561,
      "typing_delay": 2.438,
      "typing_duration": 13.137,
      "wpm": 55,
      "message": "ดีมากครับ จกานั้นนะลูก หนูก็เอาอีกจานไปวางนะครับ "
    },
    {
      "message_id": 340,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 341,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 342,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 343,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 6.884,
      "typing_delay": 4.117,
      "typing_duration": 15.002,
      "wpm": 44,
      "message": "วางลูก วางที่โต๊ะลูก อันนั้นไม่ต้องใช้ที่หนี"
    },
    {
      "message_id": 344,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
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    },
    {
      "message_id": 345,
      "agent_id": 3,
      "delay": 15.009,
      "onscreen_delay": 0,
      "typing_delay": 15.009,
      "typing_duration": 15.009,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 346,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
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    {
      "message_id": 347,
      "agent_id": 29,
      "delay": 10.994,
      "onscreen_delay": 6.602,
      "typing_delay": 4.392,
      "typing_duration": 8.594,
      "wpm": 23,
      "message": "นะครับ โอ.เค. "
    },
    {
      "message_id": 348,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 349,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 350,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 351,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.833,
      "typing_delay": 2.166,
      "typing_duration": 15.001,
      "wpm": 70,
      "message": "ไปแล้วนะครับ เหลืออีก 2 อย่างใช่ไหมครับ ถูกต้องนะครับ เหลืออีก 2 อย่าง"
    },
    {
      "message_id": 352,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 353,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 354,
      "agent_id": 4,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 355,
      "agent_id": 29,
      "delay": 11.003,
      "onscreen_delay": 3.006,
      "typing_delay": 7.997,
      "typing_duration": 7.997,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 356,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 357,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 358,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 359,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.618,
      "typing_delay": 2.381,
      "typing_duration": 11.534,
      "wpm": 38,
      "message": "นะครับ เดี๋ยวรอแป๊บหนึ่งนะลูก"
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    {
      "message_id": 360,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 361,
      "agent_id": 3,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 362,
      "agent_id": 4,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 363,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 364,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 365,
      "agent_id": 3,
      "delay": 14.999,
      "onscreen_delay": 0,
      "typing_delay": 14.999,
      "typing_duration": 14.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 366,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 367,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 7.307,
      "typing_delay": 3.691,
      "typing_duration": 15.001,
      "wpm": 53,
      "message": "หยดสารเลยครับ เอาวางกับโต๊ะเลยลูก หยดสารนะครับ เดี่ยว"
    },
    {
      "message_id": 368,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 369,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 370,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 371,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
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      "message": ""
    },
    {
      "message_id": 372,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 373,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 374,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
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      "message": ""
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    {
      "message_id": 375,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 6.742,
      "typing_delay": 4.257,
      "typing_duration": 12.891,
      "wpm": 48,
      "message": "นักเรียนครับ หลังจากที่นักเรียนนะครับ ได้ "
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    {
      "message_id": 376,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
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    {
      "message_id": 377,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 378,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 379,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.04,
      "typing_delay": 2.958,
      "typing_duration": 15.004,
      "wpm": 56,
      "message": "ใน 1 จากแรกนะครับ ก็ขอให้บันทึกผลกิจกรรมลงในใบงานได้เลยน"
    },
    {
      "message_id": 380,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
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    {
      "message_id": 381,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
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      "message": ""
    },
    {
      "message_id": 382,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
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      "typing_duration": 15,
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      "message": ""
    },
    {
      "message_id": 383,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.842,
      "typing_delay": 2.157,
      "typing_duration": 15.001,
      "wpm": 45,
      "message": "สรุปและก็ดำรงนะครับ โทษทีครับ เรามาช่วยกันสรุ"
    },
    {
      "message_id": 384,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 385,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 386,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
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      "message": ""
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    {
      "message_id": 387,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.63,
      "typing_delay": 2.369,
      "typing_duration": 13.161,
      "wpm": 57,
      "message": "นิดหน่อยนะครับ เพราะว่าหลายกลุ่มก็ไหม้ไปแล้วนะครับ "
    },
    {
      "message_id": 388,
      "agent_id": 2,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
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    {
      "message_id": 389,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
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      "message": ""
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    {
      "message_id": 390,
      "agent_id": 4,
      "delay": 15.002,
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    {
      "message_id": 391,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 4.896,
      "typing_delay": 6.103,
      "typing_duration": 9.253,
      "wpm": 21,
      "message": "สังเกตผลนะลูก"
    },
    {
      "message_id": 392,
      "agent_id": 2,
      "delay": 15.002,
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      "typing_delay": 15.002,
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    {
      "message_id": 393,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
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      "message": ""
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    {
      "message_id": 394,
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    {
      "message_id": 395,
      "agent_id": 29,
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      "typing_delay": 3.621,
      "typing_duration": 10.516,
      "wpm": 33,
      "message": "หนูเป็นอะไร เอาคีมคีบมา"
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    {
      "message_id": 396,
      "agent_id": 2,
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      "onscreen_delay": 0,
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      "message_id": 397,
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      "message_id": 398,
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      "message_id": 399,
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    {
      "message_id": 400,
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    {
      "message_id": 401,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
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    {
      "message_id": 402,
      "agent_id": 4,
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      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 403,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 5.248,
      "typing_delay": 5.75,
      "typing_duration": 5.75,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 404,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 405,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 406,
      "agent_id": 4,
      "delay": 15.011,
      "onscreen_delay": 0,
      "typing_delay": 15.011,
      "typing_duration": 15.011,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 407,
      "agent_id": 29,
      "delay": 11.01,
      "onscreen_delay": 8.605,
      "typing_delay": 2.405,
      "typing_duration": 13.23,
      "wpm": 53,
      "message": "เรียบร้อยดีนะครับ ลกุ่มนี้ผลใกล้เสร็จแล้วนะครับ "
    },
    {
      "message_id": 408,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 409,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 410,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 411,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 6.445,
      "typing_delay": 4.555,
      "typing_duration": 13.991,
      "wpm": 44,
      "message": "ร้อนนะลูกละวังนะครับ ฝาอยู่ไหนปิดฝาเลยลูก "
    },
    {
      "message_id": 412,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 413,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 414,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 415,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 7.985,
      "typing_delay": 3.016,
      "typing_duration": 14.265,
      "wpm": 38,
      "message": "ที่เกิดขึ้นได้เลยครับ บันทึกผลได้เลย "
    },
    {
      "message_id": 416,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 417,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 418,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 419,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 5.757,
      "typing_delay": 5.243,
      "typing_duration": 11.828,
      "wpm": 37,
      "message": "รอแป๊บหนึ่งนะครับ รอแป๊บหนึ่ง"
    },
    {
      "message_id": 420,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 421,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 422,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 423,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 424,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 425,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 426,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 427,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 6.811,
      "typing_delay": 4.187,
      "typing_duration": 11.976,
      "wpm": 44,
      "message": "ปิดไฟได้เลยลูก ปิดเลยครับ ดีมากครับ"
    },
    {
      "message_id": 428,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 429,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 430,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 431,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.621,
      "typing_delay": 2.378,
      "typing_duration": 12.939,
      "wpm": 53,
      "message": "นะครับ เรียบร้อยแล้ว ก็สังเกตและบันทึกผลเลยลูก"
    },
    {
      "message_id": 432,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 433,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 434,
      "agent_id": 4,
      "delay": 14.999,
      "onscreen_delay": 0,
      "typing_delay": 14.999,
      "typing_duration": 14.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 435,
      "agent_id": 29,
      "delay": 10.997,
      "onscreen_delay": 8.853,
      "typing_delay": 2.144,
      "typing_duration": 15.006,
      "wpm": 46,
      "message": "มีไหมลูก ตอนนี้ทุกกลุ่มบันทึกผลการทดลองเรียบร้"
    },
    {
      "message_id": 436,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 437,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 438,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 439,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 440,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 441,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 442,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 443,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 7.418,
      "typing_delay": 3.58,
      "typing_duration": 15.001,
      "wpm": 41,
      "message": "วางไว้ ช่วยกันระดมความคิดนะครับ ว่าผลที่เ"
    },
    {
      "message_id": 444,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 445,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 446,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 447,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 448,
      "agent_id": 2,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 449,
      "agent_id": 3,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 450,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 451,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 2.593,
      "typing_delay": 8.406,
      "typing_duration": 10.75,
      "wpm": 17,
      "message": "ปิดฝาเลยครับ "
    },
    {
      "message_id": 452,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 453,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 454,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 455,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.974,
      "typing_delay": 2.024,
      "typing_duration": 12.871,
      "wpm": 80,
      "message": "เดี๋ยวเรามาดูนะครับ ผลของเรานะครับ หลังจากที่เราทำกิจกรรมไปแล้วนะครับ"
    },
    {
      "message_id": 456,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 457,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 458,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 459,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 9,
      "typing_delay": 2.001,
      "typing_duration": 15.001,
      "wpm": 60,
      "message": "ว่าสิ่งที่เหลืออยู่บนจานหลุมโลหะเหมือนหรือต่างกันอย่างไรครับ"
    },
    {
      "message_id": 460,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 461,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 462,
      "agent_id": 4,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 463,
      "agent_id": 29,
      "delay": 11.003,
      "onscreen_delay": 8.104,
      "typing_delay": 2.899,
      "typing_duration": 8.467,
      "wpm": 57,
      "message": "ต่างอย่างไรครับ บอกครูได้ไหมครับ "
    },
    {
      "message_id": 464,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 465,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 466,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 467,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 6.528,
      "typing_delay": 4.47,
      "typing_duration": 14.526,
      "wpm": 49,
      "message": "สำหรับผลการทดลองนะครับ ของนักเรียนปลายทางนะครับ "
    },
    {
      "message_id": 468,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 469,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 470,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 471,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.066,
      "typing_delay": 2.934,
      "typing_duration": 11.887,
      "wpm": 49,
      "message": "แสดงว่าก่อนให้ความร้อนเป็นอย่างไรนะครับ "
    },
    {
      "message_id": 472,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 473,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 474,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 475,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.847,
      "typing_delay": 2.153,
      "typing_duration": 15.001,
      "wpm": 22,
      "message": "มีคาบสีน้ำตาล บางหลุมก"
    },
    {
      "message_id": 476,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 477,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 478,
      "agent_id": 4,
      "delay": 15.006,
      "onscreen_delay": 0,
      "typing_delay": 15.006,
      "typing_duration": 15.006,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 479,
      "agent_id": 29,
      "delay": 11.004,
      "onscreen_delay": 8.731,
      "typing_delay": 2.273,
      "typing_duration": 15,
      "wpm": 51,
      "message": "ถามได้ไหมครับ ว่าเหตุใดหลุ่มที่ใส่น้ำไม่เกิดอะไรเลย"
    },
    {
      "message_id": 480,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 481,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 482,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 483,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.476,
      "typing_delay": 2.525,
      "typing_duration": 14.011,
      "wpm": 44,
      "message": "คาบสีขาวที่อยู่ในจานน้ำเกลือ คือ อะไรครับ"
    },
    {
      "message_id": 484,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 485,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 486,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 487,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.152,
      "typing_delay": 1.848,
      "typing_duration": 13.103,
      "wpm": 44,
      "message": "ที่อยู่ในจานหลุมอื่น ๆ เป็นอย่างไรครับ "
    },
    {
      "message_id": 488,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 489,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 490,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 491,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 4.027,
      "typing_delay": 6.973,
      "typing_duration": 15.001,
      "wpm": 34,
      "message": "โอ.เค. นะครับ คำตอบของนักเรียนเป็น"
    },
    {
      "message_id": 492,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 493,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 494,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 495,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.669,
      "typing_delay": 2.331,
      "typing_duration": 12.817,
      "wpm": 50,
      "message": "ที่เกิดจากการสังเกตมีผลอย่างไร นักเรียนครับ "
    },
    {
      "message_id": 496,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 497,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 498,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 499,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.961,
      "typing_delay": 2.038,
      "typing_duration": 9.22,
      "wpm": 62,
      "message": "1 ชนิดส่วนจานหลุ่มที่ไม่เหลือสารใดอยู่ "
    },
    {
      "message_id": 500,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 501,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 502,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 503,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.007,
      "typing_delay": 1.993,
      "typing_duration": 8.263,
      "wpm": 69,
      "message": "ที่ไม่เหลืออะไรเลย มีสารอื่นอยู่ได้ไหม"
    },
    {
      "message_id": 504,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 505,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 506,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 507,
      "agent_id": 29,
      "delay": 10.997,
      "onscreen_delay": 7.954,
      "typing_delay": 3.043,
      "typing_duration": 7.565,
      "wpm": 44,
      "message": "ใช้ไมย์ตอบได้เลยนะครับ "
    },
    {
      "message_id": 508,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 509,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 510,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 511,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.814,
      "typing_delay": 2.185,
      "typing_duration": 15,
      "wpm": 58,
      "message": "กลับน้ำ หรือที่ไม่ใช่เหลือกับน้ำอัดลมมันมีสารอื่อยู่ไหมลูก"
    },
    {
      "message_id": 512,
      "agent_id": 2,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 513,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 514,
      "agent_id": 4,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 515,
      "agent_id": 29,
      "delay": 11.002,
      "onscreen_delay": 4.716,
      "typing_delay": 6.286,
      "typing_duration": 6.286,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 516,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 517,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 518,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 519,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 6.342,
      "typing_delay": 4.658,
      "typing_duration": 9.204,
      "wpm": 20,
      "message": "หนูคิดว่า มี "
    },
    {
      "message_id": 520,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 521,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 522,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 523,
      "agent_id": 29,
      "delay": 10.997,
      "onscreen_delay": 9.062,
      "typing_delay": 1.935,
      "typing_duration": 10.725,
      "wpm": 76,
      "message": "เหลืออยู่นะครับ เดี๋ยวเราจะดูว่าเหลืออยู่จริงหรือเปล่า"
    },
    {
      "message_id": 524,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 525,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 526,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 527,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.688,
      "typing_delay": 2.311,
      "typing_duration": 9.93,
      "wpm": 29,
      "message": "มันมีอะไรอยู่นะครับ "
    },
    {
      "message_id": 528,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 529,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 530,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 531,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 7.493,
      "typing_delay": 3.506,
      "typing_duration": 11.782,
      "wpm": 43,
      "message": "น้ำตาลกับน้ำ น้ำโซดาครับ มีอะไรลูก"
    },
    {
      "message_id": 532,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 533,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 534,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 535,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.837,
      "typing_delay": 2.164,
      "typing_duration": 9.971,
      "wpm": 69,
      "message": "2 อย่าง และทำไมเรามองไม่เห็นอะไรเลยล่ะนักเรียน"
    },
    {
      "message_id": 536,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 537,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 538,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 539,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 7.979,
      "typing_delay": 3.021,
      "typing_duration": 13.895,
      "wpm": 28,
      "message": "ทีนี้น้ำส้มสายชูมีอะไรครับ "
    },
    {
      "message_id": 540,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 541,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 542,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 543,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.593,
      "typing_delay": 2.407,
      "typing_duration": 11.616,
      "wpm": 53,
      "message": "น้ำ 30 แล้วก็มีอะไรลูก 70 นะครับลูก อากาศ"
    },
    {
      "message_id": 544,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 545,
      "agent_id": 3,
      "delay": 15.006,
      "onscreen_delay": 0,
      "typing_delay": 15.006,
      "typing_duration": 15.006,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 546,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 547,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.996,
      "typing_delay": 2.005,
      "typing_duration": 6.986,
      "wpm": 71,
      "message": "มีนะครับ เช่นเดียวกันนะครับ ต่อมา"
    },
    {
      "message_id": 548,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 549,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 550,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 551,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.113,
      "typing_delay": 2.885,
      "typing_duration": 15,
      "wpm": 42,
      "message": "ทองแดงนะครับ เหรียญบาท เหรียญบาทนะครับ มีส"
    },
    {
      "message_id": 552,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 553,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 554,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 555,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.936,
      "typing_delay": 2.063,
      "typing_duration": 15.006,
      "wpm": 45,
      "message": "จานหลุมนะครับ บางหลุม นอกจากโซดามีสารประกอบมา"
    },
    {
      "message_id": 556,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 557,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 558,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 559,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.724,
      "typing_delay": 2.276,
      "typing_duration": 13.684,
      "wpm": 56,
      "message": "มีสารมากกว่า 1 อย่างไหม แล้วในน้ำโซดากับน้ำส้มสายชู"
    },
    {
      "message_id": 560,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 561,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 562,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 563,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.26,
      "typing_delay": 2.739,
      "typing_duration": 14.542,
      "wpm": 14,
      "message": "กับกรดแอซิตริก"
    },
    {
      "message_id": 564,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 565,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 566,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 567,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.684,
      "typing_delay": 2.315,
      "typing_duration": 14.331,
      "wpm": 48,
      "message": "จำนวนองค์ประกอบของสารละลายได้หรือไม่ด้วยเหตุใด"
    },
    {
      "message_id": 568,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 569,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 570,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 571,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.054,
      "typing_delay": 1.946,
      "typing_duration": 10.582,
      "wpm": 62,
      "message": "เป็นวิธีที่ใช้ระบุจำนวนของสารละลายได้หรือไม่"
    },
    {
      "message_id": 572,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 573,
      "agent_id": 3,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 574,
      "agent_id": 4,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 575,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 576,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 577,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 578,
      "agent_id": 4,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 579,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.594,
      "typing_delay": 2.407,
      "typing_duration": 5.95,
      "wpm": 50,
      "message": "ตอบเลยลูกตัวแทนกลุ่ม"
    },
    {
      "message_id": 580,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 581,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 582,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 583,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 7.852,
      "typing_delay": 3.147,
      "typing_duration": 14.999,
      "wpm": 44,
      "message": "เช่นเกลือมีเกล็ดสีขาวอยู่ นักเรียนเลยระบุว่า"
    },
    {
      "message_id": 584,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 585,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 586,
      "agent_id": 4,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 587,
      "agent_id": 29,
      "delay": 11.005,
      "onscreen_delay": 8.542,
      "typing_delay": 2.463,
      "typing_duration": 11.887,
      "wpm": 57,
      "message": "การละเหยแห้ง เป้นการระบุของสารละลายได้หรือไม่"
    },
    {
      "message_id": 588,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 589,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 590,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 591,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.771,
      "typing_delay": 2.227,
      "typing_duration": 13.61,
      "wpm": 37,
      "message": "มันก็มาสามารถละเหยและกระจายในอากาศ"
    },
    {
      "message_id": 592,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 593,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 594,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 595,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.905,
      "typing_delay": 2.095,
      "typing_duration": 15,
      "wpm": 53,
      "message": "ติดอยุ่ในหลุมโลหะแทน // นักเรียนเลยบอกว่าการระเหยแห่้"
    },
    {
      "message_id": 596,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 597,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 598,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 599,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 7.673,
      "typing_delay": 3.325,
      "typing_duration": 15.001,
      "wpm": 43,
      "message": "// ได้ค่ะ เพราะว่าอย่างเช่นน้ำเกลือยังเหลือ"
    },
    {
      "message_id": 600,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 601,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 602,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 603,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.009,
      "typing_delay": 1.991,
      "typing_duration": 11.216,
      "wpm": 47,
      "message": "รู้ได้อย่างไรครับ ว่ามัน คือ น้ำตาล"
    },
    {
      "message_id": 604,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 605,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 606,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 607,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.97,
      "typing_delay": 2.029,
      "typing_duration": 14.323,
      "wpm": 44,
      "message": "นั่นเองครับ เยี่ยมมากครับ กลุ่มด้านหลังลูก"
    },
    {
      "message_id": 608,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 609,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 610,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 611,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.588,
      "typing_delay": 2.413,
      "typing_duration": 15.001,
      "wpm": 59,
      "message": "เพราะว่าอย่างน้ำสมสายชูนะคะ ตอนที่ทำการทดลองมันไม่เหลืออะไร"
    },
    {
      "message_id": 612,
      "agent_id": 2,
      "delay": 14.999,
      "onscreen_delay": 0,
      "typing_delay": 14.999,
      "typing_duration": 14.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 613,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 614,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 615,
      "agent_id": 29,
      "delay": 10.993,
      "onscreen_delay": 9.097,
      "typing_delay": 1.896,
      "typing_duration": 11.36,
      "wpm": 51,
      "message": "เป็นคำตอบที่ดีมากนะครับ เพื่อนเขาตอบว่า "
    },
    {
      "message_id": 616,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 617,
      "agent_id": 3,
      "delay": 15.012,
      "onscreen_delay": 0,
      "typing_delay": 15.012,
      "typing_duration": 15.012,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 618,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 619,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.01,
      "typing_delay": 1.99,
      "typing_duration": 10.33,
      "wpm": 46,
      "message": "แล้วเราระเหยแห้ง มันหายหมดไหมลูก"
    },
    {
      "message_id": 620,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 621,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 622,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 623,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 6.063,
      "typing_delay": 4.935,
      "typing_duration": 10.728,
      "wpm": 35,
      "message": "หนูคิดว่าวิธีการระเหยแห้ง"
    },
    {
      "message_id": 624,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 625,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 626,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 627,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 9.072,
      "typing_delay": 1.927,
      "typing_duration": 10.425,
      "wpm": 29,
      "message": "ในนั้น มันคืออะไรค่ะ "
    },
    {
      "message_id": 628,
      "agent_id": 2,
      "delay": 15.01,
      "onscreen_delay": 0,
      "typing_delay": 15.01,
      "typing_duration": 15.01,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 629,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 630,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 631,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.398,
      "typing_delay": 2.601,
      "typing_duration": 9.263,
      "wpm": 47,
      "message": "แล้วเหลืออะไรอยุ่ในหลุมไหมลูก "
    },
    {
      "message_id": 632,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 633,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 634,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 635,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.963,
      "typing_delay": 2.035,
      "typing_duration": 6.994,
      "wpm": 58,
      "message": "ได้หรือไม่เพราะเหตุใดนะครับ "
    },
    {
      "message_id": 636,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 637,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 638,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 639,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.605,
      "typing_delay": 2.394,
      "typing_duration": 15,
      "wpm": 53,
      "message": "น้ำส้มสายชู ทำไมถึงใช้กับโซดากับน้ำส้มสายชูไม่ได้ครับ "
    },
    {
      "message_id": 640,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 641,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 642,
      "agent_id": 4,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 643,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 9.029,
      "typing_delay": 1.972,
      "typing_duration": 8.66,
      "wpm": 64,
      "message": "เป้นอะไรครับ สถานะของมัน คือ อะไรครับ "
    },
    {
      "message_id": 644,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 645,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 646,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 647,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 7.302,
      "typing_delay": 3.696,
      "typing_duration": 12.994,
      "wpm": 42,
      "message": "// เพราะว่ามันมีแก๊สคาร์บอนไดออกไซด์"
    },
    {
      "message_id": 648,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 649,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 650,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 651,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.955,
      "typing_delay": 2.045,
      "typing_duration": 14.601,
      "wpm": 46,
      "message": "แอซิติกกับน้ำ //พอเอาไประเหยมันหายไปไหนละครับ "
    },
    {
      "message_id": 652,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 653,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 654,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 655,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.29,
      "typing_delay": 2.71,
      "typing_duration": 13.907,
      "wpm": 46,
      "message": "มันระเหยไปแล้วค่ะ // เพราะว่ามันระเหยไปแล้ว"
    },
    {
      "message_id": 656,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 657,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 658,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 659,
      "agent_id": 29,
      "delay": 10.991,
      "onscreen_delay": 8.648,
      "typing_delay": 2.343,
      "typing_duration": 11.101,
      "wpm": 47,
      "message": "เป็นวิธีที่ใช้ระบุของสารระลายนะครับ "
    },
    {
      "message_id": 660,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 661,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 662,
      "agent_id": 4,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 663,
      "agent_id": 29,
      "delay": 11.003,
      "onscreen_delay": 8.298,
      "typing_delay": 2.705,
      "typing_duration": 6.865,
      "wpm": 31,
      "message": "ได้คำตอบนะครับ "
    },
    {
      "message_id": 664,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 665,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 666,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 667,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 7.158,
      "typing_delay": 3.841,
      "typing_duration": 12.052,
      "wpm": 58,
      "message": "นักเรียนลองช่วยกันระดมความคิดนะครับ เปิดหนังสือ "
    },
    {
      "message_id": 668,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 669,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 670,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 671,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 672,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 673,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 674,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 675,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.659,
      "typing_delay": 2.339,
      "typing_duration": 15,
      "wpm": 70,
      "message": "ที่นักเรียนได้ทำกิจกรรมนะครับ ว่าสารละลาย คือ อะไรนะครับ เดี๋ยวเราจะมา"
    },
    {
      "message_id": 676,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 677,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 678,
      "agent_id": 4,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 679,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 680,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 681,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 682,
      "agent_id": 4,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 683,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 684,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 685,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 686,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 687,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 3.928,
      "typing_delay": 7.072,
      "typing_duration": 15,
      "wpm": 23,
      "message": "หลายกลุ่มก็กำลังระดมควา"
    },
    {
      "message_id": 688,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 689,
      "agent_id": 3,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 690,
      "agent_id": 4,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 691,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 692,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 693,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 694,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 695,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 9.089,
      "typing_delay": 1.909,
      "typing_duration": 15.001,
      "wpm": 69,
      "message": "ให้นักเรียนนะครับ เปิดให้ในหนังสือเรียนหน้า 13 นะครับ แล้วจะให้ดูหนัง"
    },
    {
      "message_id": 696,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 697,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 698,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 699,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.902,
      "typing_delay": 2.098,
      "typing_duration": 14.292,
      "wpm": 65,
      "message": "พร้อมแล้วใช่ไหมครับ พร้อมหรือยังลูก ดีมากครับ พร้อมแล้วขอคำตอบ"
    },
    {
      "message_id": 700,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 701,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 702,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 703,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.321,
      "typing_delay": 1.679,
      "typing_duration": 12.31,
      "wpm": 57,
      "message": "ที่เราได้เรียนมาวันนี้ครับ ว่าสารละลาย คือ อะไร"
    },
    {
      "message_id": 704,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 705,
      "agent_id": 3,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 706,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 707,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 708,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 709,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 710,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 711,
      "agent_id": 29,
      "delay": 10.997,
      "onscreen_delay": 7.933,
      "typing_delay": 3.064,
      "typing_duration": 14.582,
      "wpm": 40,
      "message": "แล้วก็เอาไปละลาย // ครับ กลุ่มต่อไปครับ "
    },
    {
      "message_id": 712,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 713,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 714,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 715,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.423,
      "typing_delay": 2.575,
      "typing_duration": 15.001,
      "wpm": 37,
      "message": "// เป็นสารบริสุทธิ์ตั้งแต่ 2 ชนิดขึ้น"
    },
    {
      "message_id": 716,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 717,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 718,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 719,
      "agent_id": 29,
      "delay": 10.987,
      "onscreen_delay": 8.569,
      "typing_delay": 2.418,
      "typing_duration": 11.376,
      "wpm": 67,
      "message": "ว่าสารละลายนะครับ จากที่เราทำกิจกรรมนะครับ คือ อะไร"
    },
    {
      "message_id": 720,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 721,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 722,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 723,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 8.818,
      "typing_delay": 2.18,
      "typing_duration": 8.819,
      "wpm": 60,
      "message": "ที่มีตั้งแต่ 3 อย่างขึ้นไปจากใน ..."
    },
    {
      "message_id": 724,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 725,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 726,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 727,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 5.717,
      "typing_delay": 5.281,
      "typing_duration": 15,
      "wpm": 53,
      "message": "หนูคิดว่าสารละลายในความคิดของนักเรียนหรือหลังทำกิจกรร"
    },
    {
      "message_id": 728,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 729,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 730,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 731,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.083,
      "typing_delay": 2.917,
      "typing_duration": 14.426,
      "wpm": 55,
      "message": "ครับ // ที่ประกอบไปด้วยสารบริสุทธิ์ที่มี 2 ชนิดขึ้นไป"
    },
    {
      "message_id": 732,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 733,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 734,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 735,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.944,
      "typing_delay": 2.056,
      "typing_duration": 15.001,
      "wpm": 58,
      "message": "ครับ นักเรียนคิดว่าสารละลาย คือ อะไรครับ // สารที่ประกอบได"
    },
    {
      "message_id": 736,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 737,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 738,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 739,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 8.509,
      "typing_delay": 2.491,
      "typing_duration": 14.381,
      "wpm": 56,
      "message": "ครับ // กลุ่มนั้นครับ กลุ่มสุดท้ายครับ ขอคำตอบด้วยครับ "
    },
    {
      "message_id": 740,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 741,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 742,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 743,
      "agent_id": 29,
      "delay": 11.001,
      "onscreen_delay": 8.327,
      "typing_delay": 2.674,
      "typing_duration": 10.737,
      "wpm": 42,
      "message": "นะครับ ขอบคุณสำหรับคำตอบนะครับ "
    },
    {
      "message_id": 744,
      "agent_id": 2,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 745,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 746,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 747,
      "agent_id": 29,
      "delay": 10.999,
      "onscreen_delay": 8.594,
      "typing_delay": 2.405,
      "typing_duration": 15.001,
      "wpm": 33,
      "message": "เป็นสารผสมนะครับ ประกอบด้วยสารบริ"
    },
    {
      "message_id": 748,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 749,
      "agent_id": 3,
      "delay": 15.012,
      "onscreen_delay": 0,
      "typing_delay": 15.012,
      "typing_duration": 15.012,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 750,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 751,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.115,
      "typing_delay": 1.885,
      "typing_duration": 15,
      "wpm": 57,
      "message": "ทำละลายนะครับ มีใครมีข้อสงใสไหมครับ ในการทำสรุปในครั้งนี้"
    },
    {
      "message_id": 752,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 753,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 754,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 755,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 2.868,
      "typing_delay": 8.132,
      "typing_duration": 9.732,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 756,
      "agent_id": 2,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 757,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 758,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 759,
      "agent_id": 29,
      "delay": 10.995,
      "onscreen_delay": 8.726,
      "typing_delay": 2.269,
      "typing_duration": 13.494,
      "wpm": 64,
      "message": "นั่นเองนะครับ สำหรับในคาบนี้นะครับ เราได้ทำกิจกรรมสารละลาย"
    },
    {
      "message_id": 760,
      "agent_id": 2,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 761,
      "agent_id": 3,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 762,
      "agent_id": 4,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 763,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 9.195,
      "typing_delay": 1.805,
      "typing_duration": 11.988,
      "wpm": 66,
      "message": "ครั้งแรกนะครับ หวังว่าวิชาวิทยาศาสตร์คงไม่ยากจนเกินไป"
    },
    {
      "message_id": 764,
      "agent_id": 2,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 765,
      "agent_id": 3,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 766,
      "agent_id": 4,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 767,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 7.051,
      "typing_delay": 3.947,
      "typing_duration": 7.441,
      "wpm": 24,
      "message": "[เสียงดนตรี]"
    },
    {
      "message_id": 768,
      "agent_id": 2,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 769,
      "agent_id": 3,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 770,
      "agent_id": 4,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 771,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 772,
      "agent_id": 2,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 773,
      "agent_id": 3,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 774,
      "agent_id": 4,
      "delay": 11.003,
      "onscreen_delay": 0,
      "typing_delay": 11.003,
      "typing_duration": 11.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 775,
      "agent_id": 29,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 776,
      "agent_id": 2,
      "delay": 11.003,
      "onscreen_delay": 0,
      "typing_delay": 11.003,
      "typing_duration": 11.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 777,
      "agent_id": 3,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 778,
      "agent_id": 4,
      "delay": 11.004,
      "onscreen_delay": 0,
      "typing_delay": 11.004,
      "typing_duration": 11.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 779,
      "agent_id": 2,
      "delay": 11.004,
      "onscreen_delay": 0,
      "typing_delay": 11.004,
      "typing_duration": 11.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 780,
      "agent_id": 3,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 781,
      "agent_id": 4,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 782,
      "agent_id": 2,
      "delay": 11.004,
      "onscreen_delay": 0,
      "typing_delay": 11.004,
      "typing_duration": 11.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 783,
      "agent_id": 3,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 784,
      "agent_id": 4,
      "delay": 11.004,
      "onscreen_delay": 0,
      "typing_delay": 11.004,
      "typing_duration": 11.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 785,
      "agent_id": 2,
      "delay": 11.003,
      "onscreen_delay": 0,
      "typing_delay": 11.003,
      "typing_duration": 11.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 786,
      "agent_id": 3,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 787,
      "agent_id": 4,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 788,
      "agent_id": 2,
      "delay": 11,
      "onscreen_delay": 0,
      "typing_delay": 11,
      "typing_duration": 11,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 789,
      "agent_id": 3,
      "delay": 11.004,
      "onscreen_delay": 0,
      "typing_delay": 11.004,
      "typing_duration": 11.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 790,
      "agent_id": 4,
      "delay": 7.004,
      "onscreen_delay": 0,
      "typing_delay": 7.004,
      "typing_duration": 7.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 791,
      "agent_id": 29,
      "delay": 3.005,
      "onscreen_delay": 0,
      "typing_delay": 3.005,
      "typing_duration": 3.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 792,
      "agent_id": 3,
      "delay": 0.001,
      "onscreen_delay": 0,
      "typing_delay": 0.001,
      "typing_duration": 0.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 793,
      "agent_id": 4,
      "delay": 0.002,
      "onscreen_delay": 0,
      "typing_delay": 0.002,
      "typing_duration": 0.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 793,
      "agent_id": 2,
      "delay": 0.002,
      "onscreen_delay": 0,
      "typing_delay": 0.002,
      "typing_duration": 0.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 794,
      "agent_id": 29,
      "delay": 4.004,
      "onscreen_delay": 4.002,
      "typing_delay": 0.002,
      "typing_duration": 0.002,
      "wpm": 0,
      "message": ""
    }
  ]
}