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      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 167,
      "agent_id": 16,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 168,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 169,
      "agent_id": 13,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 170,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 171,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 172,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 173,
      "agent_id": 13,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 174,
      "agent_id": 14,
      "delay": 15.007,
      "onscreen_delay": 0,
      "typing_delay": 15.007,
      "typing_duration": 15.007,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 175,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 176,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 177,
      "agent_id": 13,
      "delay": 15.005,
      "onscreen_delay": 0,
      "typing_delay": 15.005,
      "typing_duration": 15.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 178,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 179,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 180,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 181,
      "agent_id": 13,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 182,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 183,
      "agent_id": 16,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 184,
      "agent_id": 29,
      "delay": 15.015,
      "onscreen_delay": 0,
      "typing_delay": 15.015,
      "typing_duration": 15.015,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 185,
      "agent_id": 13,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 186,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 187,
      "agent_id": 16,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 188,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 189,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 190,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 191,
      "agent_id": 16,
      "delay": 10.998,
      "onscreen_delay": 5.295,
      "typing_delay": 5.703,
      "typing_duration": 5.703,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 192,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 193,
      "agent_id": 13,
      "delay": 11.001,
      "onscreen_delay": 9.602,
      "typing_delay": 1.399,
      "typing_duration": 12.633,
      "wpm": 66,
      "message": "(อาจารย์ชนัญกาญจน์) สวัสดีค่ะ ขออภัยที่ให้รอนิดหนึ่งนะคะ "
    },
    {
      "message_id": 194,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 195,
      "agent_id": 16,
      "delay": 11,
      "onscreen_delay": 9.691,
      "typing_delay": 1.309,
      "typing_duration": 5.821,
      "wpm": 80,
      "message": "มันคิดว่าจะเร็วแต่ว่าได้เท่านี้"
    },
    {
      "message_id": 196,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 197,
      "agent_id": 13,
      "delay": 10.997,
      "onscreen_delay": 6.787,
      "typing_delay": 4.21,
      "typing_duration": 4.21,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 198,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 199,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 6.939,
      "typing_delay": 4.06,
      "typing_duration": 4.06,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 200,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 201,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 10.052,
      "typing_delay": 0.947,
      "typing_duration": 9.465,
      "wpm": 51,
      "message": "สวัสดีครับ นพกิจสวัสดีคุณครูด้วย "
    },
    {
      "message_id": 202,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 203,
      "agent_id": 16,
      "delay": 10.998,
      "onscreen_delay": 10.73,
      "typing_delay": 0.268,
      "typing_duration": 9.799,
      "wpm": 84,
      "message": "ก็สัปดาห์ที่แล้วเราเรียนเกี่ยวกับการเข้ารหัส การถอดรหัส "
    },
    {
      "message_id": 204,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 205,
      "agent_id": 13,
      "delay": 11,
      "onscreen_delay": 8.678,
      "typing_delay": 2.322,
      "typing_duration": 13.982,
      "wpm": 50,
      "message": "ฟังก์ชันในทางคณิตศาสตร์ เดี๋ยวนะ ครูได้ยินเสียง "
    },
    {
      "message_id": 206,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 207,
      "agent_id": 16,
      "delay": 10.998,
      "onscreen_delay": 9.2,
      "typing_delay": 1.798,
      "typing_duration": 7.489,
      "wpm": 60,
      "message": "นักศึกษาได้ยินเสียงครูชัดไหมคะ "
    },
    {
      "message_id": 208,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 209,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 210,
      "agent_id": 14,
      "delay": 11.421,
      "onscreen_delay": 0,
      "typing_delay": 11.421,
      "typing_duration": 11.421,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 211,
      "agent_id": 16,
      "delay": 7.419,
      "onscreen_delay": 1.846,
      "typing_delay": 5.573,
      "typing_duration": 8.908,
      "wpm": 20,
      "message": "รบกวนครูล่าม"
    },
    {
      "message_id": 212,
      "agent_id": 29,
      "delay": 4.906,
      "onscreen_delay": 3.76,
      "typing_delay": 1.146,
      "typing_duration": 15.001,
      "wpm": 53,
      "message": "ช่วยพูดหน่อยได้ไหมคะ (ล่าม) สวัสดีค่ะ (ดร.ชนัญกาญจน์) "
    },
    {
      "message_id": 213,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 10.552,
      "typing_delay": 0.447,
      "typing_duration": 12.192,
      "wpm": 43,
      "message": "ไม่ได้ยินเสียงครูล่าม แป๊บหนึ่งนะคะ "
    },
    {
      "message_id": 214,
      "agent_id": 14,
      "delay": 8.191,
      "onscreen_delay": 6.404,
      "typing_delay": 1.787,
      "typing_duration": 13.799,
      "wpm": 53,
      "message": "โอเค (ล่าม) ทางล่ามได้ยินเสียงอาจารย์เบา ๆ น่ะค่ะ "
    },
    {
      "message_id": 215,
      "agent_id": 16,
      "delay": 9.797,
      "onscreen_delay": 8.909,
      "typing_delay": 0.888,
      "typing_duration": 5.527,
      "wpm": 84,
      "message": "อ๋อ ได้ยินแล้วค่ะ ได้ยินแล้วค่ะ "
    },
    {
      "message_id": 216,
      "agent_id": 29,
      "delay": 5.793,
      "onscreen_delay": 2.308,
      "typing_delay": 3.485,
      "typing_duration": 7.885,
      "wpm": 36,
      "message": "ตอนนี้สมาชิกห้องเรา"
    },
    {
      "message_id": 217,
      "agent_id": 13,
      "delay": 3.884,
      "onscreen_delay": 3.783,
      "typing_delay": 0.101,
      "typing_duration": 5.789,
      "wpm": 52,
      "message": "กำลังมาเพิ่มเติมนะคะ "
    },
    {
      "message_id": 218,
      "agent_id": 14,
      "delay": 3.664,
      "onscreen_delay": 0,
      "typing_delay": 3.664,
      "typing_duration": 10.637,
      "wpm": 34,
      "message": "สติ๊กเกอร์ แป๊บหนึ่งนะคะ "
    },
    {
      "message_id": 219,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 220,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 7.074,
      "typing_delay": 3.926,
      "typing_duration": 6.739,
      "wpm": 36,
      "message": "เดี๋ยวเพิ่มเสียง"
    },
    {
      "message_id": 221,
      "agent_id": 13,
      "delay": 6.999,
      "onscreen_delay": 5.724,
      "typing_delay": 1.275,
      "typing_duration": 4.646,
      "wpm": 32,
      "message": "ดัง ๆ นะคะ "
    },
    {
      "message_id": 222,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 223,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 7.719,
      "typing_delay": 3.28,
      "typing_duration": 7.068,
      "wpm": 55,
      "message": "ตอนนี้ตัวเองได้ยินเสียงหอน "
    },
    {
      "message_id": 224,
      "agent_id": 29,
      "delay": 6.999,
      "onscreen_delay": 6.653,
      "typing_delay": 0.346,
      "typing_duration": 8.074,
      "wpm": 46,
      "message": "มันมีเสียงไมค์ตัวหนึ่งดัง "
    },
    {
      "message_id": 225,
      "agent_id": 13,
      "delay": 4.07,
      "onscreen_delay": 3.474,
      "typing_delay": 0.596,
      "typing_duration": 7.731,
      "wpm": 47,
      "message": "น่าจะเป็นตัวนี้หรือเปล่า "
    },
    {
      "message_id": 226,
      "agent_id": 14,
      "delay": 3.721,
      "onscreen_delay": 0.384,
      "typing_delay": 3.337,
      "typing_duration": 10.454,
      "wpm": 50,
      "message": "โอเค ในระหว่างที่เรารอเพื่อน เดี๋ยว"
    },
    {
      "message_id": 227,
      "agent_id": 16,
      "delay": 6.453,
      "onscreen_delay": 4.512,
      "typing_delay": 1.941,
      "typing_duration": 7.995,
      "wpm": 24,
      "message": "เราลองมาทบทวน"
    },
    {
      "message_id": 228,
      "agent_id": 29,
      "delay": 3.993,
      "onscreen_delay": 2.543,
      "typing_delay": 1.45,
      "typing_duration": 11.38,
      "wpm": 9,
      "message": "ความรู้"
    },
    {
      "message_id": 229,
      "agent_id": 13,
      "delay": 7.379,
      "onscreen_delay": 6.955,
      "typing_delay": 0.424,
      "typing_duration": 10.485,
      "wpm": 62,
      "message": "เกี่ยวกับการเข้ารหัส เราลองทวนดูนะคะ ตอนนี้"
    },
    {
      "message_id": 230,
      "agent_id": 14,
      "delay": 6.482,
      "onscreen_delay": 6.221,
      "typing_delay": 0.261,
      "typing_duration": 9.331,
      "wpm": 55,
      "message": "ทำใน Jamboard เดี๋ยวครูจะแชร์ไปให้"
    },
    {
      "message_id": 231,
      "agent_id": 16,
      "delay": 5.328,
      "onscreen_delay": 4.923,
      "typing_delay": 0.405,
      "typing_duration": 4.137,
      "wpm": 58,
      "message": "ทุกคนในไลน์กลุ่ม "
    },
    {
      "message_id": 232,
      "agent_id": 29,
      "delay": 3.06,
      "onscreen_delay": 0,
      "typing_delay": 3.06,
      "typing_duration": 7.091,
      "wpm": 30,
      "message": "โอเคเดี๋ยวนะคะ "
    },
    {
      "message_id": 233,
      "agent_id": 13,
      "delay": 3.089,
      "onscreen_delay": 2.15,
      "typing_delay": 0.939,
      "typing_duration": 8.451,
      "wpm": 27,
      "message": "เดี๋ยวนะคะ โอเค "
    },
    {
      "message_id": 234,
      "agent_id": 14,
      "delay": 4.449,
      "onscreen_delay": 2.936,
      "typing_delay": 1.513,
      "typing_duration": 13.64,
      "wpm": 40,
      "message": "ตอนนี้ครูส่งกระดานไวท์บอร์ด Jamboard "
    },
    {
      "message_id": 235,
      "agent_id": 16,
      "delay": 9.638,
      "onscreen_delay": 7.969,
      "typing_delay": 1.669,
      "typing_duration": 5.04,
      "wpm": 60,
      "message": "เข้าไปในไลน์กลุ่มได้ "
    },
    {
      "message_id": 236,
      "agent_id": 29,
      "delay": 5.637,
      "onscreen_delay": 5.437,
      "typing_delay": 0.2,
      "typing_duration": 10.848,
      "wpm": 65,
      "message": "เข้าไปใน Jamboard เดี๋ยวเราไปใช้กระดานร่วมกันนะ"
    },
    {
      "message_id": 237,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 238,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 239,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 6.203,
      "typing_delay": 4.796,
      "typing_duration": 4.796,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 240,
      "agent_id": 29,
      "delay": 6.999,
      "onscreen_delay": 4.156,
      "typing_delay": 2.843,
      "typing_duration": 8.11,
      "wpm": 46,
      "message": "ตอนนี้มีใครเข้ามาแล้วบ้าง "
    },
    {
      "message_id": 241,
      "agent_id": 13,
      "delay": 4.108,
      "onscreen_delay": 1.483,
      "typing_delay": 2.625,
      "typing_duration": 12.259,
      "wpm": 18,
      "message": "มีหนูแฮมม์เตอร์"
    },
    {
      "message_id": 242,
      "agent_id": 14,
      "delay": 8.257,
      "onscreen_delay": 8.104,
      "typing_delay": 0.153,
      "typing_duration": 13.8,
      "wpm": 54,
      "message": "เข้ามา 1 คน แสดงว่าไม่ได้ใช้อีเมลของ SNRU นะคะ ถ้า"
    },
    {
      "message_id": 243,
      "agent_id": 16,
      "delay": 9.8,
      "onscreen_delay": 6.289,
      "typing_delay": 3.511,
      "typing_duration": 11.041,
      "wpm": 22,
      "message": "เป็นเมลล์ของ SRU "
    },
    {
      "message_id": 244,
      "agent_id": 29,
      "delay": 7.04,
      "onscreen_delay": 5.626,
      "typing_delay": 1.414,
      "typing_duration": 14.656,
      "wpm": 64,
      "message": "ใครที่ไม่ได้ใช้... (ล่าม) อาจารย์คะ ไม่ได้ยินเสียงอาจารย์เลยค่ะ "
    },
    {
      "message_id": 245,
      "agent_id": 13,
      "delay": 10.654,
      "onscreen_delay": 8.901,
      "typing_delay": 1.753,
      "typing_duration": 13.886,
      "wpm": 69,
      "message": "(อาจารย์ชนัญกาญจน์) เอาหรือคะ อย่างนี้ได้ยินไหมคะ (ล่าม) โอเคค่ะ "
    },
    {
      "message_id": 246,
      "agent_id": 14,
      "delay": 9.886,
      "onscreen_delay": 6.507,
      "typing_delay": 3.379,
      "typing_duration": 13.539,
      "wpm": 51,
      "message": "(ดร.ชนัญกาญจน์) เปลี่ยนไมค์แป๊บหนึ่งค่ะ (ล่าม) "
    },
    {
      "message_id": 247,
      "agent_id": 16,
      "delay": 9.538,
      "onscreen_delay": 6.81,
      "typing_delay": 2.728,
      "typing_duration": 4.672,
      "wpm": 51,
      "message": "ได้ค่ะ ขอบคุณค่ะ"
    },
    {
      "message_id": 248,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 249,
      "agent_id": 13,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 250,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 251,
      "agent_id": 16,
      "delay": 11.001,
      "onscreen_delay": 6.539,
      "typing_delay": 4.462,
      "typing_duration": 4.462,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 252,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 253,
      "agent_id": 13,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 254,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 255,
      "agent_id": 16,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 256,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 257,
      "agent_id": 13,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 258,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 259,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 6.178,
      "typing_delay": 4.821,
      "typing_duration": 10.089,
      "wpm": 36,
      "message": "เทสต์ ๆ ได้ยินเสียงไหมคะ "
    },
    {
      "message_id": 260,
      "agent_id": 29,
      "delay": 6.997,
      "onscreen_delay": 5.073,
      "typing_delay": 1.924,
      "typing_duration": 7.619,
      "wpm": 65,
      "message": "(ล่าม) ได้ยินชัดแล้วค่ะ ขอบคุณค่ะ "
    },
    {
      "message_id": 261,
      "agent_id": 13,
      "delay": 3.616,
      "onscreen_delay": 0.293,
      "typing_delay": 3.323,
      "typing_duration": 11.005,
      "wpm": 40,
      "message": "ขอบคุณค่ะ (อาจารย์ชนัญกาญจน์) "
    },
    {
      "message_id": 262,
      "agent_id": 14,
      "delay": 7.005,
      "onscreen_delay": 6.781,
      "typing_delay": 0.224,
      "typing_duration": 14.155,
      "wpm": 56,
      "message": "น่าจะได้ยินเสียงแล้วนะ โอเค ก่อนที่จะเริ่มเนื้อหาใหม่"
    },
    {
      "message_id": 263,
      "agent_id": 16,
      "delay": 10.153,
      "onscreen_delay": 9.157,
      "typing_delay": 0.996,
      "typing_duration": 7.963,
      "wpm": 83,
      "message": "เดี๋ยววันนี้ครูจะให้นักศึกษาทบทวนการเข้ารหัส"
    },
    {
      "message_id": 264,
      "agent_id": 29,
      "delay": 6.153,
      "onscreen_delay": 3.649,
      "typing_delay": 2.504,
      "typing_duration": 13.916,
      "wpm": 41,
      "message": "เดี๋ยวครูจะเขียนโจทย์ที่ Jamboard นะคะ "
    },
    {
      "message_id": 265,
      "agent_id": 13,
      "delay": 9.914,
      "onscreen_delay": 6.427,
      "typing_delay": 3.487,
      "typing_duration": 11.256,
      "wpm": 36,
      "message": "แล้วขอให้นักศึกษาช่วยกัน ใน"
    },
    {
      "message_id": 266,
      "agent_id": 14,
      "delay": 7.254,
      "onscreen_delay": 5.108,
      "typing_delay": 2.146,
      "typing_duration": 8.027,
      "wpm": 45,
      "message": "ภาพรวมของห้องช่วยกันนะคะ "
    },
    {
      "message_id": 267,
      "agent_id": 16,
      "delay": 4.024,
      "onscreen_delay": 2.148,
      "typing_delay": 1.876,
      "typing_duration": 5.031,
      "wpm": 69,
      "message": "ช่วยกันเข้ารหัสก่อนนะคะ"
    },
    {
      "message_id": 268,
      "agent_id": 29,
      "delay": 1.156,
      "onscreen_delay": 0,
      "typing_delay": 1.156,
      "typing_duration": 10.917,
      "wpm": 47,
      "message": "แล้วพอแสดงการเข้ารหัสไปแล้ว เดี๋ยว"
    },
    {
      "message_id": 269,
      "agent_id": 13,
      "delay": 6.916,
      "onscreen_delay": 5.428,
      "typing_delay": 1.488,
      "typing_duration": 13.982,
      "wpm": 42,
      "message": "ก็ให้เรา อีกกลุ่มหนึ่ง หรือว่าใครในห้อง "
    },
    {
      "message_id": 270,
      "agent_id": 14,
      "delay": 9.981,
      "onscreen_delay": 9.488,
      "typing_delay": 0.493,
      "typing_duration": 8.372,
      "wpm": 61,
      "message": "ช่วยถอดรหัส เพราะตอนนี้ทุกคนเข้ามา"
    },
    {
      "message_id": 271,
      "agent_id": 16,
      "delay": 5.981,
      "onscreen_delay": 5.677,
      "typing_delay": 0.304,
      "typing_duration": 10.088,
      "wpm": 49,
      "message": "ที่ JamBoard ได้ ทุกคนเป็น Editor "
    },
    {
      "message_id": 272,
      "agent_id": 29,
      "delay": 6.085,
      "onscreen_delay": 5.728,
      "typing_delay": 0.357,
      "typing_duration": 11.251,
      "wpm": 69,
      "message": "เหมือนกับครูนะคะ ก็จะให้เป็นผลงานของห้อง ให้นักศึกษา"
    },
    {
      "message_id": 273,
      "agent_id": 13,
      "delay": 7.25,
      "onscreen_delay": 6.554,
      "typing_delay": 0.696,
      "typing_duration": 11.756,
      "wpm": 55,
      "message": "ช่วยกันนะคะ เดี๋ยวครูจะเขียนโจทย์บนกระดานนะ "
    },
    {
      "message_id": 274,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 275,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 9.428,
      "typing_delay": 1.571,
      "typing_duration": 4.237,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 276,
      "agent_id": 29,
      "delay": 6.993,
      "onscreen_delay": 4.359,
      "typing_delay": 2.634,
      "typing_duration": 10.393,
      "wpm": 29,
      "message": "อันนี้ครูเขียนที่... "
    },
    {
      "message_id": 277,
      "agent_id": 13,
      "delay": 6.389,
      "onscreen_delay": 5.286,
      "typing_delay": 1.103,
      "typing_duration": 12.149,
      "wpm": 49,
      "message": "อะไรล่ะ ที่ Notebook นะคะ ไม่ได้ใช้ปากกา "
    },
    {
      "message_id": 278,
      "agent_id": 14,
      "delay": 8.148,
      "onscreen_delay": 6.545,
      "typing_delay": 1.603,
      "typing_duration": 10.227,
      "wpm": 48,
      "message": "ลายมือครูจะสวยงาม ให้เข้ารหัสนะคะ "
    },
    {
      "message_id": 279,
      "agent_id": 16,
      "delay": 6.227,
      "onscreen_delay": 5.144,
      "typing_delay": 1.083,
      "typing_duration": 7.417,
      "wpm": 77,
      "message": "ตอนนี้ครูจะเขียนเป็นภาษาอังกฤษง่ายกว่า"
    },
    {
      "message_id": 280,
      "agent_id": 29,
      "delay": 8.408,
      "onscreen_delay": 0,
      "typing_delay": 8.408,
      "typing_duration": 8.408,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 281,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 282,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 283,
      "agent_id": 16,
      "delay": 10.996,
      "onscreen_delay": 8.666,
      "typing_delay": 2.33,
      "typing_duration": 6.82,
      "wpm": 62,
      "message": "การเข้ารหัสก็คือ Coding นะคะ "
    },
    {
      "message_id": 284,
      "agent_id": 29,
      "delay": 6.995,
      "onscreen_delay": 6.45,
      "typing_delay": 0.545,
      "typing_duration": 9.022,
      "wpm": 57,
      "message": "ให้นึกศึกษาแสดงการเข้ารหัสของคำว่า "
    },
    {
      "message_id": 285,
      "agent_id": 13,
      "delay": 5.021,
      "onscreen_delay": 3.753,
      "typing_delay": 1.268,
      "typing_duration": 6.653,
      "wpm": 14,
      "message": "วันนี้"
    },
    {
      "message_id": 286,
      "agent_id": 14,
      "delay": 2.652,
      "onscreen_delay": 1.864,
      "typing_delay": 0.788,
      "typing_duration": 7.65,
      "wpm": 39,
      "message": "เรามาแนวธรรมชาตินะคะ "
    },
    {
      "message_id": 287,
      "agent_id": 16,
      "delay": 3.65,
      "onscreen_delay": 1.629,
      "typing_delay": 2.021,
      "typing_duration": 5.02,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 288,
      "agent_id": 29,
      "delay": 6.151,
      "onscreen_delay": 0,
      "typing_delay": 6.151,
      "typing_duration": 9.655,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 289,
      "agent_id": 13,
      "delay": 5.654,
      "onscreen_delay": 3.037,
      "typing_delay": 2.617,
      "typing_duration": 6.4,
      "wpm": 19,
      "message": "Tree ค่ะ "
    },
    {
      "message_id": 290,
      "agent_id": 14,
      "delay": 2.399,
      "onscreen_delay": 1.521,
      "typing_delay": 0.878,
      "typing_duration": 12.954,
      "wpm": 79,
      "message": "ตอนนี้นักศึกษาเข้ามากี่คนแล้ว (ล่าม) ตอนนี้น้อง ๆ เข้าไปที่ Jamboard "
    },
    {
      "message_id": 291,
      "agent_id": 16,
      "delay": 8.953,
      "onscreen_delay": 8.205,
      "typing_delay": 0.748,
      "typing_duration": 4.466,
      "wpm": 64,
      "message": "กันหมดไหมคะ อาจารย์ "
    },
    {
      "message_id": 292,
      "agent_id": 29,
      "delay": 6.724,
      "onscreen_delay": 0,
      "typing_delay": 6.724,
      "typing_duration": 15.004,
      "wpm": 2,
      "message": "(ด"
    },
    {
      "message_id": 293,
      "agent_id": 13,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 294,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 295,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 296,
      "agent_id": 29,
      "delay": 10.998,
      "onscreen_delay": 6.753,
      "typing_delay": 4.245,
      "typing_duration": 4.245,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 297,
      "agent_id": 13,
      "delay": 6.992,
      "onscreen_delay": 0.339,
      "typing_delay": 6.653,
      "typing_duration": 6.653,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 298,
      "agent_id": 14,
      "delay": 2.98,
      "onscreen_delay": 0.478,
      "typing_delay": 2.502,
      "typing_duration": 7.266,
      "wpm": 27,
      "message": "ถ้าใครไม่เข้า "
    },
    {
      "message_id": 299,
      "agent_id": 16,
      "delay": 3.263,
      "onscreen_delay": 2.977,
      "typing_delay": 0.286,
      "typing_duration": 9.088,
      "wpm": 38,
      "message": "Jamboard ครูก็แชร์ให้ใน "
    },
    {
      "message_id": 300,
      "agent_id": 29,
      "delay": 5.086,
      "onscreen_delay": 4.007,
      "typing_delay": 1.079,
      "typing_duration": 10.914,
      "wpm": 47,
      "message": "Google meet อีกช่องทาง ให้นักศึกษา"
    },
    {
      "message_id": 301,
      "agent_id": 13,
      "delay": 6.912,
      "onscreen_delay": 5.737,
      "typing_delay": 1.175,
      "typing_duration": 12.235,
      "wpm": 33,
      "message": "ช่วยกันเข้ารหัสคำว่า \"Tree\" "
    },
    {
      "message_id": 302,
      "agent_id": 14,
      "delay": 8.234,
      "onscreen_delay": 6.694,
      "typing_delay": 1.54,
      "typing_duration": 8.359,
      "wpm": 20,
      "message": "T-R-E-E ค่ะ "
    },
    {
      "message_id": 303,
      "agent_id": 16,
      "delay": 4.356,
      "onscreen_delay": 3.318,
      "typing_delay": 1.038,
      "typing_duration": 6.388,
      "wpm": 52,
      "message": "ใครก็ได้นะคะ อาจจะเป็น"
    },
    {
      "message_id": 304,
      "agent_id": 29,
      "delay": 2.388,
      "onscreen_delay": 0.165,
      "typing_delay": 2.223,
      "typing_duration": 8.849,
      "wpm": 27,
      "message": "ภากรณ์เข้ามาแล้ว "
    },
    {
      "message_id": 305,
      "agent_id": 13,
      "delay": 4.848,
      "onscreen_delay": 2.505,
      "typing_delay": 2.343,
      "typing_duration": 13.036,
      "wpm": 30,
      "message": "ใครก็ได้เป็นผู้นำกลุ่มก่อน "
    },
    {
      "message_id": 306,
      "agent_id": 14,
      "delay": 9.034,
      "onscreen_delay": 8.643,
      "typing_delay": 0.391,
      "typing_duration": 12.436,
      "wpm": 29,
      "message": "ภากรณ์ก็สาธิตการเข้ารหัส"
    },
    {
      "message_id": 307,
      "agent_id": 16,
      "delay": 8.434,
      "onscreen_delay": 8.033,
      "typing_delay": 0.401,
      "typing_duration": 8.826,
      "wpm": 78,
      "message": "ตัว T เข้ามารหัสนี่ สิ่งแรกที่เราต้องกำหนดก่อน "
    },
    {
      "message_id": 308,
      "agent_id": 29,
      "delay": 4.824,
      "onscreen_delay": 3.963,
      "typing_delay": 0.861,
      "typing_duration": 11.438,
      "wpm": 26,
      "message": "Key ก่อน กุญแจของเรา"
    },
    {
      "message_id": 309,
      "agent_id": 13,
      "delay": 7.436,
      "onscreen_delay": 6.518,
      "typing_delay": 0.918,
      "typing_duration": 12.42,
      "wpm": 36,
      "message": "นะคะ นักศึกษาเปิดไมค์คุยกับครู"
    },
    {
      "message_id": 310,
      "agent_id": 14,
      "delay": 8.416,
      "onscreen_delay": 8.063,
      "typing_delay": 0.353,
      "typing_duration": 11.756,
      "wpm": 52,
      "message": "ได้เลยนะคะ ตอนนี้เป็นงานภาพรวมของห้องนะคะ "
    },
    {
      "message_id": 311,
      "agent_id": 16,
      "delay": 7.756,
      "onscreen_delay": 3.112,
      "typing_delay": 4.644,
      "typing_duration": 8.605,
      "wpm": 33,
      "message": "ให้นักศึกษาเข้ารหัส "
    },
    {
      "message_id": 312,
      "agent_id": 29,
      "delay": 4.604,
      "onscreen_delay": 2.062,
      "typing_delay": 2.542,
      "typing_duration": 9.118,
      "wpm": 41,
      "message": "ในระหว่างนี้ครูก็จะหยุดดู"
    },
    {
      "message_id": 313,
      "agent_id": 13,
      "delay": 5.116,
      "onscreen_delay": 4.758,
      "typing_delay": 0.358,
      "typing_duration": 5.614,
      "wpm": 56,
      "message": "พวกเราทำงานไปด้วยนะคะ "
    },
    {
      "message_id": 314,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 315,
      "agent_id": 16,
      "delay": 10.998,
      "onscreen_delay": 5.461,
      "typing_delay": 5.537,
      "typing_duration": 8.916,
      "wpm": 40,
      "message": "ใครจะเป็นผู้เริ่มต้นเอ่ย "
    },
    {
      "message_id": 316,
      "agent_id": 29,
      "delay": 6.996,
      "onscreen_delay": 5.362,
      "typing_delay": 1.634,
      "typing_duration": 6.093,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 317,
      "agent_id": 13,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 318,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 319,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 6.723,
      "typing_delay": 4.276,
      "typing_duration": 4.276,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 320,
      "agent_id": 29,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 321,
      "agent_id": 14,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 323,
      "agent_id": 29,
      "delay": 7,
      "onscreen_delay": 5.92,
      "typing_delay": 1.08,
      "typing_duration": 14.633,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 324,
      "agent_id": 13,
      "delay": 10.63,
      "onscreen_delay": 5.723,
      "typing_delay": 4.907,
      "typing_duration": 7.247,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 325,
      "agent_id": 14,
      "delay": 6.629,
      "onscreen_delay": 6.332,
      "typing_delay": 0.297,
      "typing_duration": 8.669,
      "wpm": 45,
      "message": "ตอนนี้ TREE  เป็นตัวที่ 20 "
    },
    {
      "message_id": 326,
      "agent_id": 16,
      "delay": 4.668,
      "onscreen_delay": 4.329,
      "typing_delay": 0.339,
      "typing_duration": 4.201,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 327,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 328,
      "agent_id": 13,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 329,
      "agent_id": 14,
      "delay": 12.936,
      "onscreen_delay": 0,
      "typing_delay": 12.936,
      "typing_duration": 12.936,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 330,
      "agent_id": 16,
      "delay": 8.935,
      "onscreen_delay": 5.081,
      "typing_delay": 3.854,
      "typing_duration": 7.594,
      "wpm": 14,
      "message": "แสดงว่า "
    },
    {
      "message_id": 331,
      "agent_id": 29,
      "delay": 4.932,
      "onscreen_delay": 3.987,
      "typing_delay": 0.945,
      "typing_duration": 13.4,
      "wpm": 57,
      "message": "ตัว E นี่มันซ้ำกันเราก็แสดงการเข้ารหัสแค่ครั้งเดียว"
    },
    {
      "message_id": 332,
      "agent_id": 13,
      "delay": 9.399,
      "onscreen_delay": 8.998,
      "typing_delay": 0.401,
      "typing_duration": 4.275,
      "wpm": 32,
      "message": "ก็ได้นะคะ "
    },
    {
      "message_id": 333,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 334,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 9.124,
      "typing_delay": 1.875,
      "typing_duration": 4.356,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 335,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 336,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 7.034,
      "typing_delay": 3.965,
      "typing_duration": 8.736,
      "wpm": 43,
      "message": "(นักศึกษาชาย) อาจารย์ครับ "
    },
    {
      "message_id": 337,
      "agent_id": 14,
      "delay": 6.998,
      "onscreen_delay": 6.581,
      "typing_delay": 0.417,
      "typing_duration": 7.306,
      "wpm": 74,
      "message": "ว่าแต่จะเอาไปบวกเป็นเลขอะไรดีล่ะครับ "
    },
    {
      "message_id": 338,
      "agent_id": 16,
      "delay": 3.304,
      "onscreen_delay": 2.46,
      "typing_delay": 0.844,
      "typing_duration": 4.186,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 339,
      "agent_id": 29,
      "delay": 1.703,
      "onscreen_delay": 0,
      "typing_delay": 1.703,
      "typing_duration": 10.969,
      "wpm": 49,
      "message": "เห็นหรือเปล่าอาจารย์ (ดร.ชนัญกาญจน์) "
    },
    {
      "message_id": 340,
      "agent_id": 13,
      "delay": 6.967,
      "onscreen_delay": 5.977,
      "typing_delay": 0.99,
      "typing_duration": 10.462,
      "wpm": 47,
      "message": "กุญแจด้วยนะคะ กุญแจใช้หมายเลขอะไร "
    },
    {
      "message_id": 341,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 342,
      "agent_id": 16,
      "delay": 11.003,
      "onscreen_delay": 6.84,
      "typing_delay": 4.163,
      "typing_duration": 4.163,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 343,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 344,
      "agent_id": 13,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 345,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 346,
      "agent_id": 16,
      "delay": 11,
      "onscreen_delay": 5.644,
      "typing_delay": 5.356,
      "typing_duration": 5.356,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 347,
      "agent_id": 29,
      "delay": 6.999,
      "onscreen_delay": 2.18,
      "typing_delay": 4.819,
      "typing_duration": 4.819,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 348,
      "agent_id": 13,
      "delay": 5.473,
      "onscreen_delay": 0,
      "typing_delay": 5.473,
      "typing_duration": 5.473,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 349,
      "agent_id": 14,
      "delay": 3.82,
      "onscreen_delay": 0,
      "typing_delay": 3.82,
      "typing_duration": 10.374,
      "wpm": 32,
      "message": "ใครเขียน Key สวยจังเลย "
    },
    {
      "message_id": 350,
      "agent_id": 16,
      "delay": 6.371,
      "onscreen_delay": 4.741,
      "typing_delay": 1.63,
      "typing_duration": 5.934,
      "wpm": 58,
      "message": "ภาษาอังกฤษเขียนตัวเขียน "
    },
    {
      "message_id": 351,
      "agent_id": 29,
      "delay": 4.111,
      "onscreen_delay": 0,
      "typing_delay": 4.111,
      "typing_duration": 13.611,
      "wpm": 32,
      "message": "พงภรณ์ กำลังนั่งเขียนอยู่ครับ "
    },
    {
      "message_id": 352,
      "agent_id": 13,
      "delay": 9.608,
      "onscreen_delay": 5.274,
      "typing_delay": 4.334,
      "typing_duration": 4.334,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 353,
      "agent_id": 14,
      "delay": 6.881,
      "onscreen_delay": 0,
      "typing_delay": 6.881,
      "typing_duration": 6.881,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 354,
      "agent_id": 16,
      "delay": 4.417,
      "onscreen_delay": 0,
      "typing_delay": 4.417,
      "typing_duration": 4.417,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 355,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 356,
      "agent_id": 13,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 357,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 358,
      "agent_id": 16,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 359,
      "agent_id": 29,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 360,
      "agent_id": 13,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 361,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 362,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 363,
      "agent_id": 29,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 364,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 365,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 6.22,
      "typing_delay": 4.779,
      "typing_duration": 4.779,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 366,
      "agent_id": 16,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 367,
      "agent_id": 29,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 368,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 369,
      "agent_id": 14,
      "delay": 10.993,
      "onscreen_delay": 1.804,
      "typing_delay": 9.189,
      "typing_duration": 9.189,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 370,
      "agent_id": 16,
      "delay": 6.99,
      "onscreen_delay": 1.695,
      "typing_delay": 5.295,
      "typing_duration": 8.183,
      "wpm": 26,
      "message": "ตอนนี้นักศึกษา"
    },
    {
      "message_id": 371,
      "agent_id": 29,
      "delay": 4.179,
      "onscreen_delay": 2.951,
      "typing_delay": 1.228,
      "typing_duration": 13.697,
      "wpm": 32,
      "message": "ก็เข้ารหัสตัว T ได้ถูกต้องเลย"
    },
    {
      "message_id": 372,
      "agent_id": 13,
      "delay": 9.694,
      "onscreen_delay": 8.998,
      "typing_delay": 0.696,
      "typing_duration": 12.794,
      "wpm": 32,
      "message": "นะคะ t ตัวแปลงร่าง ก็จะเป็ฯ"
    },
    {
      "message_id": 373,
      "agent_id": 14,
      "delay": 8.792,
      "onscreen_delay": 8.599,
      "typing_delay": 0.193,
      "typing_duration": 7.634,
      "wpm": 57,
      "message": "ตัว I นะคะ โดยที่เรากำหนด Key "
    },
    {
      "message_id": 374,
      "agent_id": 16,
      "delay": 4.79,
      "onscreen_delay": 3.284,
      "typing_delay": 1.506,
      "typing_duration": 4.396,
      "wpm": 24,
      "message": "เป็น 15 "
    },
    {
      "message_id": 375,
      "agent_id": 29,
      "delay": 1.969,
      "onscreen_delay": 0,
      "typing_delay": 1.969,
      "typing_duration": 5.985,
      "wpm": 35,
      "message": "ต่อไปตัว R ค่ะ "
    },
    {
      "message_id": 376,
      "agent_id": 13,
      "delay": 4.213,
      "onscreen_delay": 0,
      "typing_delay": 4.213,
      "typing_duration": 4.213,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 377,
      "agent_id": 14,
      "delay": 4.939,
      "onscreen_delay": 0,
      "typing_delay": 4.939,
      "typing_duration": 4.939,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 378,
      "agent_id": 16,
      "delay": 3.912,
      "onscreen_delay": 0,
      "typing_delay": 3.912,
      "typing_duration": 6.154,
      "wpm": 34,
      "message": "ต่อไปตัว R ค่ะ"
    },
    {
      "message_id": 379,
      "agent_id": 29,
      "delay": 2.15,
      "onscreen_delay": 0.057,
      "typing_delay": 2.093,
      "typing_duration": 12.265,
      "wpm": 32,
      "message": "R เป็นตัวที่ 18 18 + 5 ได้"
    },
    {
      "message_id": 380,
      "agent_id": 13,
      "delay": 8.263,
      "onscreen_delay": 7.742,
      "typing_delay": 0.521,
      "typing_duration": 7.642,
      "wpm": 22,
      "message": "เป็น 10, 20 "
    },
    {
      "message_id": 381,
      "agent_id": 14,
      "delay": 4.262,
      "onscreen_delay": 3.345,
      "typing_delay": 0.917,
      "typing_duration": 9.076,
      "wpm": 51,
      "message": "เป็นเท่าไรคะ 18 + 15 เป็นเท่าไร "
    },
    {
      "message_id": 382,
      "agent_id": 16,
      "delay": 5.074,
      "onscreen_delay": 2.763,
      "typing_delay": 2.311,
      "typing_duration": 4.909,
      "wpm": 49,
      "message": "ลองตรวจคำตอบก่อน "
    },
    {
      "message_id": 383,
      "agent_id": 29,
      "delay": 4.204,
      "onscreen_delay": 0,
      "typing_delay": 4.204,
      "typing_duration": 4.204,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 384,
      "agent_id": 13,
      "delay": 1.775,
      "onscreen_delay": 0,
      "typing_delay": 1.775,
      "typing_duration": 13.398,
      "wpm": 29,
      "message": "เดี๋ยวช่วยลบให้ครูก่อนนะคะ "
    },
    {
      "message_id": 385,
      "agent_id": 14,
      "delay": 9.397,
      "onscreen_delay": 7.583,
      "typing_delay": 1.814,
      "typing_duration": 9.468,
      "wpm": 32,
      "message": "18 + 15 เป็นเท่าไรคะ "
    },
    {
      "message_id": 386,
      "agent_id": 16,
      "delay": 5.467,
      "onscreen_delay": 4.394,
      "typing_delay": 1.073,
      "typing_duration": 8.104,
      "wpm": 68,
      "message": "18+15 เป็นเท่าไหร่คะ ไม่ได้เป็น 23 นะ "
    },
    {
      "message_id": 387,
      "agent_id": 29,
      "delay": 7.238,
      "onscreen_delay": 0,
      "typing_delay": 7.238,
      "typing_duration": 7.238,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 388,
      "agent_id": 13,
      "delay": 3.234,
      "onscreen_delay": 2.142,
      "typing_delay": 1.092,
      "typing_duration": 8.297,
      "wpm": 27,
      "message": "ถูกต้อง 18 + 15 "
    },
    {
      "message_id": 389,
      "agent_id": 14,
      "delay": 4.296,
      "onscreen_delay": 4.166,
      "typing_delay": 0.13,
      "typing_duration": 6.758,
      "wpm": 16,
      "message": "เป็น 33 "
    },
    {
      "message_id": 390,
      "agent_id": 16,
      "delay": 3.268,
      "onscreen_delay": 0,
      "typing_delay": 3.268,
      "typing_duration": 9.697,
      "wpm": 29,
      "message": "33/26 แล้วเอาแต่เศษ"
    },
    {
      "message_id": 391,
      "agent_id": 29,
      "delay": 5.693,
      "onscreen_delay": 3.501,
      "typing_delay": 2.192,
      "typing_duration": 6.948,
      "wpm": 9,
      "message": "นะคะ "
    },
    {
      "message_id": 392,
      "agent_id": 13,
      "delay": 6.116,
      "onscreen_delay": 0,
      "typing_delay": 6.116,
      "typing_duration": 6.116,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 393,
      "agent_id": 14,
      "delay": 2.114,
      "onscreen_delay": 1.204,
      "typing_delay": 0.91,
      "typing_duration": 12.314,
      "wpm": 33,
      "message": "เศษ 7 โอเคค่ะ เศษ 7 7 ก็คือ"
    },
    {
      "message_id": 394,
      "agent_id": 16,
      "delay": 8.314,
      "onscreen_delay": 6.55,
      "typing_delay": 1.764,
      "typing_duration": 5.65,
      "wpm": 50,
      "message": "เอาตัว G ถูกต้องค่ะ "
    },
    {
      "message_id": 395,
      "agent_id": 29,
      "delay": 5.386,
      "onscreen_delay": 0,
      "typing_delay": 5.386,
      "typing_duration": 5.386,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 396,
      "agent_id": 13,
      "delay": 4.916,
      "onscreen_delay": 0,
      "typing_delay": 4.916,
      "typing_duration": 4.916,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 397,
      "agent_id": 14,
      "delay": 4.113,
      "onscreen_delay": 0,
      "typing_delay": 4.113,
      "typing_duration": 7.301,
      "wpm": 21,
      "message": "เดี๋ยว ๆ ๆ "
    },
    {
      "message_id": 398,
      "agent_id": 16,
      "delay": 4.2,
      "onscreen_delay": 0,
      "typing_delay": 4.2,
      "typing_duration": 4.2,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 399,
      "agent_id": 29,
      "delay": 3.989,
      "onscreen_delay": 0,
      "typing_delay": 3.989,
      "typing_duration": 6.725,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 400,
      "agent_id": 13,
      "delay": 2.723,
      "onscreen_delay": 2.246,
      "typing_delay": 0.477,
      "typing_duration": 9.838,
      "wpm": 43,
      "message": "ตัว E นะคะนักศึกษา ตัว E นี่ "
    },
    {
      "message_id": 401,
      "agent_id": 14,
      "delay": 5.836,
      "onscreen_delay": 4.993,
      "typing_delay": 0.843,
      "typing_duration": 6.511,
      "wpm": 44,
      "message": "มันเป็น 20 ใช่ไหมคะ "
    },
    {
      "message_id": 402,
      "agent_id": 16,
      "delay": 2.509,
      "onscreen_delay": 1.804,
      "typing_delay": 0.705,
      "typing_duration": 6.447,
      "wpm": 42,
      "message": "ตัว E เป็นลำดับ 25 "
    },
    {
      "message_id": 403,
      "agent_id": 29,
      "delay": 2.442,
      "onscreen_delay": 1.144,
      "typing_delay": 1.298,
      "typing_duration": 11.439,
      "wpm": 35,
      "message": "20 มาหารด้วย 26 มันเลยเเป็น"
    },
    {
      "message_id": 404,
      "agent_id": 13,
      "delay": 7.438,
      "onscreen_delay": 6.344,
      "typing_delay": 1.094,
      "typing_duration": 12.306,
      "wpm": 46,
      "message": "เศษนี่มันน้อยกว่าส่วน ดังนั้น เศษมีค่า"
    },
    {
      "message_id": 405,
      "agent_id": 14,
      "delay": 8.306,
      "onscreen_delay": 7.827,
      "typing_delay": 0.479,
      "typing_duration": 6.348,
      "wpm": 78,
      "message": "เท่ากับตัวเศษเลย ตัวข้างบนเลยนะคะ "
    },
    {
      "message_id": 406,
      "agent_id": 16,
      "delay": 4.304,
      "onscreen_delay": 3.454,
      "typing_delay": 0.85,
      "typing_duration": 15.038,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 407,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 408,
      "agent_id": 13,
      "delay": 10.997,
      "onscreen_delay": 6.613,
      "typing_delay": 4.384,
      "typing_duration": 4.384,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 409,
      "agent_id": 14,
      "delay": 6.995,
      "onscreen_delay": 4.275,
      "typing_delay": 2.72,
      "typing_duration": 6.327,
      "wpm": 19,
      "message": "การหาเศษ"
    },
    {
      "message_id": 410,
      "agent_id": 16,
      "delay": 2.993,
      "onscreen_delay": 1.804,
      "typing_delay": 1.189,
      "typing_duration": 7.045,
      "wpm": 83,
      "message": "ของการเข้ารหัสตัว E ยังจะไม่ถูกต้องนะคะ "
    },
    {
      "message_id": 411,
      "agent_id": 29,
      "delay": 5.457,
      "onscreen_delay": 0,
      "typing_delay": 5.457,
      "typing_duration": 9.428,
      "wpm": 13,
      "message": "เราคำนวณ"
    },
    {
      "message_id": 412,
      "agent_id": 13,
      "delay": 5.425,
      "onscreen_delay": 4.295,
      "typing_delay": 1.13,
      "typing_duration": 12.191,
      "wpm": 49,
      "message": "มาถึงเป็น 20 ส่วน 26 นี่ ถูกต้องแล้วนะคะ "
    },
    {
      "message_id": 413,
      "agent_id": 14,
      "delay": 8.189,
      "onscreen_delay": 8.019,
      "typing_delay": 0.17,
      "typing_duration": 7.064,
      "wpm": 59,
      "message": "แต่การหาเศษ เศษของเขาจะมีค่า"
    },
    {
      "message_id": 414,
      "agent_id": 16,
      "delay": 4.187,
      "onscreen_delay": 3.803,
      "typing_delay": 0.384,
      "typing_duration": 8.272,
      "wpm": 47,
      "message": "เป็นตัว 20 เลย ตามที่เราจะ"
    },
    {
      "message_id": 415,
      "agent_id": 29,
      "delay": 4.272,
      "onscreen_delay": 3.475,
      "typing_delay": 0.797,
      "typing_duration": 11.812,
      "wpm": 52,
      "message": "เอามันมาลบกันได้ ก็ต่อเมื่อตัวเศษมันติดลบ"
    },
    {
      "message_id": 416,
      "agent_id": 13,
      "delay": 7.81,
      "onscreen_delay": 7.116,
      "typing_delay": 0.694,
      "typing_duration": 8.844,
      "wpm": 63,
      "message": "เท่านั้นนะคะ แต่ถ้าตัวเศษมันเป็นจำนวน"
    },
    {
      "message_id": 417,
      "agent_id": 14,
      "delay": 4.843,
      "onscreen_delay": 4.253,
      "typing_delay": 0.59,
      "typing_duration": 5.979,
      "wpm": 55,
      "message": "เต็มบวก แต่น้อยกว่า 26 "
    },
    {
      "message_id": 418,
      "agent_id": 16,
      "delay": 1.976,
      "onscreen_delay": 1.281,
      "typing_delay": 0.695,
      "typing_duration": 7.014,
      "wpm": 79,
      "message": "ตัวเศษก็คือตัวนั้นเลย เศษมีค่าเป็น 20"
    },
    {
      "message_id": 419,
      "agent_id": 29,
      "delay": 5.508,
      "onscreen_delay": 0,
      "typing_delay": 5.508,
      "typing_duration": 5.508,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 420,
      "agent_id": 13,
      "delay": 1.507,
      "onscreen_delay": 0.604,
      "typing_delay": 0.903,
      "typing_duration": 10.252,
      "wpm": 45,
      "message": "โอเคค่ะ เป็น 20 เราจะเอามาลบกัน"
    },
    {
      "message_id": 421,
      "agent_id": 14,
      "delay": 6.251,
      "onscreen_delay": 5.604,
      "typing_delay": 0.647,
      "typing_duration": 9.591,
      "wpm": 52,
      "message": "ก็ต่อเมื่อตัวเศษมันติดลบ โอเคนะคะ "
    },
    {
      "message_id": 422,
      "agent_id": 16,
      "delay": 5.59,
      "onscreen_delay": 2.373,
      "typing_delay": 3.217,
      "typing_duration": 7.381,
      "wpm": 37,
      "message": "ตัวที่ 20 ก็คือตัว "
    },
    {
      "message_id": 423,
      "agent_id": 29,
      "delay": 6.978,
      "onscreen_delay": 0,
      "typing_delay": 6.978,
      "typing_duration": 11.053,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 424,
      "agent_id": 13,
      "delay": 7.05,
      "onscreen_delay": 6.028,
      "typing_delay": 1.022,
      "typing_duration": 7.266,
      "wpm": 43,
      "message": "ตัว T โอเค ถูกต้องค่ะ "
    },
    {
      "message_id": 425,
      "agent_id": 14,
      "delay": 3.264,
      "onscreen_delay": 2.972,
      "typing_delay": 0.292,
      "typing_duration": 15.002,
      "wpm": 75,
      "message": "ใครเป็นคนเขียนกระดานอยู่คะตอนนี้ พอดีเป็นนามแฝงครูก็เลยไม่รู้ (นักศึกษาชาย)"
    },
    {
      "message_id": 426,
      "agent_id": 16,
      "delay": 11.001,
      "onscreen_delay": 6.314,
      "typing_delay": 4.687,
      "typing_duration": 13.719,
      "wpm": 35,
      "message": "พงษ์ภรณ์ครับ พงษ์ภรณ์เป็นคนเขียน "
    },
    {
      "message_id": 427,
      "agent_id": 29,
      "delay": 9.718,
      "onscreen_delay": 6.13,
      "typing_delay": 3.588,
      "typing_duration": 10.64,
      "wpm": 47,
      "message": "(ดร.ชนัญกาญจน์) พงพรหรือ เดี๋ยวนะ"
    },
    {
      "message_id": 428,
      "agent_id": 13,
      "delay": 6.638,
      "onscreen_delay": 5.521,
      "typing_delay": 1.117,
      "typing_duration": 7.309,
      "wpm": 66,
      "message": "แป๊บหนึ่งนะคะ (นักศึกษาชาย) ครับ "
    },
    {
      "message_id": 429,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 430,
      "agent_id": 16,
      "delay": 11.001,
      "onscreen_delay": 5.9,
      "typing_delay": 5.101,
      "typing_duration": 5.101,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 431,
      "agent_id": 29,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 432,
      "agent_id": 13,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 433,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 5.962,
      "typing_delay": 5.037,
      "typing_duration": 9.386,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 434,
      "agent_id": 16,
      "delay": 6.996,
      "onscreen_delay": 4.824,
      "typing_delay": 2.172,
      "typing_duration": 10.06,
      "wpm": 49,
      "message": "พงษ์ภรณ์ลองเปิดไมค์คุยกับครูหน่อย "
    },
    {
      "message_id": 435,
      "agent_id": 29,
      "delay": 6.057,
      "onscreen_delay": 3.225,
      "typing_delay": 2.832,
      "typing_duration": 11.386,
      "wpm": 91,
      "message": "(นักศึกษาชาย) ได้ยินหรือยังครับ (ดร.ชนัญกาญจน์) ยังไม่ได้ยินจริง ๆ นะ "
    },
    {
      "message_id": 436,
      "agent_id": 13,
      "delay": 7.385,
      "onscreen_delay": 3.224,
      "typing_delay": 4.161,
      "typing_duration": 4.161,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 437,
      "agent_id": 14,
      "delay": 3.584,
      "onscreen_delay": 0,
      "typing_delay": 3.584,
      "typing_duration": 7.704,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 438,
      "agent_id": 16,
      "delay": 3.696,
      "onscreen_delay": 1.8,
      "typing_delay": 1.896,
      "typing_duration": 6.097,
      "wpm": 81,
      "message": "(นักศึกษาชาย) ได้ยินหรือเปล่าครับ "
    },
    {
      "message_id": 439,
      "agent_id": 29,
      "delay": 4.259,
      "onscreen_delay": 0,
      "typing_delay": 4.259,
      "typing_duration": 8.325,
      "wpm": 61,
      "message": "(นักศึกษาชาย) ครูได้ยินหรือยังครับ "
    },
    {
      "message_id": 440,
      "agent_id": 13,
      "delay": 4.554,
      "onscreen_delay": 0,
      "typing_delay": 4.554,
      "typing_duration": 4.554,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 441,
      "agent_id": 14,
      "delay": 3.543,
      "onscreen_delay": 0,
      "typing_delay": 3.543,
      "typing_duration": 14.63,
      "wpm": 50,
      "message": "(ดร.ชนัญกาญจน์) พงศ์ภรณ์ครูขอเสียงเราใหม่หน่อยค่ะ "
    },
    {
      "message_id": 442,
      "agent_id": 16,
      "delay": 10.629,
      "onscreen_delay": 8.653,
      "typing_delay": 1.976,
      "typing_duration": 6.37,
      "wpm": 99,
      "message": "(นักศึกษาชาย) สวัสดีครับ ได้ยินหรือยังครับ "
    },
    {
      "message_id": 443,
      "agent_id": 29,
      "delay": 6.627,
      "onscreen_delay": 4.185,
      "typing_delay": 2.442,
      "typing_duration": 5.865,
      "wpm": 79,
      "message": "(นักศึกษาชาย) เดี๋ยวเข้าออกใหม่ "
    },
    {
      "message_id": 444,
      "agent_id": 13,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 445,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 446,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 447,
      "agent_id": 29,
      "delay": 10.996,
      "onscreen_delay": 6.695,
      "typing_delay": 4.301,
      "typing_duration": 4.301,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 448,
      "agent_id": 13,
      "delay": 11.473,
      "onscreen_delay": 0,
      "typing_delay": 11.473,
      "typing_duration": 11.473,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 449,
      "agent_id": 14,
      "delay": 7.47,
      "onscreen_delay": 5.173,
      "typing_delay": 2.297,
      "typing_duration": 14.109,
      "wpm": 50,
      "message": "(นักศึกษาชาย) ได้ยินหรือยังครับ (ดร.ชนัญกาญจน์) "
    },
    {
      "message_id": 450,
      "agent_id": 16,
      "delay": 10.106,
      "onscreen_delay": 6.761,
      "typing_delay": 3.345,
      "typing_duration": 14.481,
      "wpm": 49,
      "message": "ตอนนี้ครูใช้ลำโพงโน้ตบุ๊ก ไม่ใช้หูฟังบลูทูธแล้ว "
    },
    {
      "message_id": 451,
      "agent_id": 29,
      "delay": 10.479,
      "onscreen_delay": 9.737,
      "typing_delay": 0.742,
      "typing_duration": 7.781,
      "wpm": 42,
      "message": "โอเคได้ยินแล้วค่ะ พงพร "
    },
    {
      "message_id": 452,
      "agent_id": 13,
      "delay": 6.478,
      "onscreen_delay": 5.915,
      "typing_delay": 0.563,
      "typing_duration": 10.032,
      "wpm": 54,
      "message": "ครูพูดปกติเลยดีกว่า เครื่องครูวันนี้"
    },
    {
      "message_id": 453,
      "agent_id": 14,
      "delay": 6.029,
      "onscreen_delay": 5.347,
      "typing_delay": 0.682,
      "typing_duration": 9.672,
      "wpm": 48,
      "message": "ไม่รู้เป็นอะไร ตอนนี้นักศึกษาก็"
    },
    {
      "message_id": 454,
      "agent_id": 16,
      "delay": 5.671,
      "onscreen_delay": 5.195,
      "typing_delay": 0.476,
      "typing_duration": 7.647,
      "wpm": 78,
      "message": "แสดงการเข้ารหัสได้ถูกต้องนะคะ สิ่งที่เรา"
    },
    {
      "message_id": 455,
      "agent_id": 29,
      "delay": 3.645,
      "onscreen_delay": 3.057,
      "typing_delay": 0.588,
      "typing_duration": 14.116,
      "wpm": 22,
      "message": "จะทวนคอนเซ็ปท์ในการหา "
    },
    {
      "message_id": 456,
      "agent_id": 13,
      "delay": 10.116,
      "onscreen_delay": 9.08,
      "typing_delay": 1.036,
      "typing_duration": 10.861,
      "wpm": 37,
      "message": "ปากกานะ ครูจะเขียนด้วยสีฟ้า "
    },
    {
      "message_id": 457,
      "agent_id": 14,
      "delay": 6.86,
      "onscreen_delay": 5.167,
      "typing_delay": 1.693,
      "typing_duration": 7.236,
      "wpm": 66,
      "message": "เศษนี่ถ้าเราเขียนเป็นเศษส่วนนะคะ "
    },
    {
      "message_id": 458,
      "agent_id": 16,
      "delay": 3.235,
      "onscreen_delay": 1.599,
      "typing_delay": 1.636,
      "typing_duration": 7.311,
      "wpm": 62,
      "message": "คณิตศาสตร์เขาเขียนอย่างนี้นะคะ "
    },
    {
      "message_id": 459,
      "agent_id": 29,
      "delay": 3.31,
      "onscreen_delay": 2.34,
      "typing_delay": 0.97,
      "typing_duration": 7.801,
      "wpm": 27,
      "message": "เศษแล้วหารด้วย"
    },
    {
      "message_id": 460,
      "agent_id": 13,
      "delay": 3.801,
      "onscreen_delay": 3.573,
      "typing_delay": 0.228,
      "typing_duration": 5.582,
      "wpm": 16,
      "message": "ส่วน 5 "
    },
    {
      "message_id": 461,
      "agent_id": 14,
      "delay": 1.58,
      "onscreen_delay": 0.888,
      "typing_delay": 0.692,
      "typing_duration": 7.281,
      "wpm": 62,
      "message": "โอเค อันนี้ทวนคณิตศาสตร์ใหม่นะ "
    },
    {
      "message_id": 462,
      "agent_id": 16,
      "delay": 3.276,
      "onscreen_delay": 3.148,
      "typing_delay": 0.128,
      "typing_duration": 6.038,
      "wpm": 62,
      "message": "อย่างเช่น 1 ส่วน 3 ถามว่า"
    },
    {
      "message_id": 463,
      "agent_id": 29,
      "delay": 2.037,
      "onscreen_delay": 1.571,
      "typing_delay": 0.466,
      "typing_duration": 10.638,
      "wpm": 35,
      "message": "เศษเท่าไร เราก็ต้องตอบว่า"
    },
    {
      "message_id": 464,
      "agent_id": 13,
      "delay": 6.636,
      "onscreen_delay": 6.468,
      "typing_delay": 0.168,
      "typing_duration": 8.423,
      "wpm": 36,
      "message": "เศษเป็น 1 เศษ 1 นะคะ "
    },
    {
      "message_id": 465,
      "agent_id": 14,
      "delay": 4.421,
      "onscreen_delay": 4.11,
      "typing_delay": 0.311,
      "typing_duration": 8.696,
      "wpm": 36,
      "message": "ถ้าเขียนเป็น 2 ส่วน 3 "
    },
    {
      "message_id": 466,
      "agent_id": 16,
      "delay": 4.695,
      "onscreen_delay": 2.564,
      "typing_delay": 2.131,
      "typing_duration": 5.751,
      "wpm": 44,
      "message": "เศษเท่าไรคะ เศษ 2"
    },
    {
      "message_id": 467,
      "agent_id": 29,
      "delay": 2.083,
      "onscreen_delay": 0,
      "typing_delay": 2.083,
      "typing_duration": 5.518,
      "wpm": 54,
      "message": "(ดร.ชนัญกาญจน์) โอเค "
    },
    {
      "message_id": 468,
      "agent_id": 13,
      "delay": 1.516,
      "onscreen_delay": 1.003,
      "typing_delay": 0.513,
      "typing_duration": 7.516,
      "wpm": 56,
      "message": "3 ส่วน 3 ถ้าเขียนในรูปแบบนี้ "
    },
    {
      "message_id": 469,
      "agent_id": 14,
      "delay": 3.513,
      "onscreen_delay": 3.297,
      "typing_delay": 0.216,
      "typing_duration": 10.114,
      "wpm": 28,
      "message": "เศษเป็น 3 ในกรณีนี้"
    },
    {
      "message_id": 470,
      "agent_id": 16,
      "delay": 6.113,
      "onscreen_delay": 5.178,
      "typing_delay": 0.935,
      "typing_duration": 7.407,
      "wpm": 55,
      "message": "เศษเป็น 3 ส่วนเป็น 3 จะเป็น"
    },
    {
      "message_id": 471,
      "agent_id": 29,
      "delay": 3.404,
      "onscreen_delay": 2.338,
      "typing_delay": 1.066,
      "typing_duration": 7.887,
      "wpm": 72,
      "message": "การหารลงตัว อันนี้นะคะ เป็นการหารลงตัว "
    },
    {
      "message_id": 472,
      "agent_id": 13,
      "delay": 3.887,
      "onscreen_delay": 3.029,
      "typing_delay": 0.858,
      "typing_duration": 9.921,
      "wpm": 104,
      "message": "(นักศึกษาชาย) เป็น 0 หรือเปล่าค่ะ (อาจารย์ชนัญกาญจน์) ใช่ค่ะ ครูกำลัง"
    },
    {
      "message_id": 473,
      "agent_id": 14,
      "delay": 5.92,
      "onscreen_delay": 5.735,
      "typing_delay": 0.185,
      "typing_duration": 9.643,
      "wpm": 70,
      "message": "จะอธิบาย อันนี้หารลงตัวปั๊บ เมื่อไหร่ก็ตามที่"
    },
    {
      "message_id": 474,
      "agent_id": 16,
      "delay": 5.641,
      "onscreen_delay": 4.893,
      "typing_delay": 0.748,
      "typing_duration": 12.083,
      "wpm": 20,
      "message": "หารลงตัวเศษมันจะ"
    },
    {
      "message_id": 475,
      "agent_id": 29,
      "delay": 8.081,
      "onscreen_delay": 6.427,
      "typing_delay": 1.654,
      "typing_duration": 7.243,
      "wpm": 29,
      "message": "เศษมันจะเป็น 0 "
    },
    {
      "message_id": 476,
      "agent_id": 13,
      "delay": 4.079,
      "onscreen_delay": 2.883,
      "typing_delay": 1.196,
      "typing_duration": 10.521,
      "wpm": 40,
      "message": "เวลาเราตอบเศษ ให้ดูตัวข้างบน"
    },
    {
      "message_id": 477,
      "agent_id": 14,
      "delay": 6.519,
      "onscreen_delay": 5.706,
      "typing_delay": 0.813,
      "typing_duration": 7.868,
      "wpm": 65,
      "message": "เครื่องหมายขีดตรงนี้ เศษตรงนี้นะคะ "
    },
    {
      "message_id": 478,
      "agent_id": 16,
      "delay": 3.867,
      "onscreen_delay": 2.913,
      "typing_delay": 0.954,
      "typing_duration": 7.331,
      "wpm": 51,
      "message": "มันจะต้องน้อยกว่าส่วนเสมอ"
    },
    {
      "message_id": 479,
      "agent_id": 29,
      "delay": 3.33,
      "onscreen_delay": 2.705,
      "typing_delay": 0.625,
      "typing_duration": 9.15,
      "wpm": 46,
      "message": "เศษเป็นจำนวนนับ เป็นจำนวนนับ"
    },
    {
      "message_id": 480,
      "agent_id": 13,
      "delay": 5.148,
      "onscreen_delay": 4.231,
      "typing_delay": 0.917,
      "typing_duration": 9.228,
      "wpm": 42,
      "message": "ที่เป็นบวก ในกรณีที่เราใส่"
    },
    {
      "message_id": 481,
      "agent_id": 14,
      "delay": 5.226,
      "onscreen_delay": 4.994,
      "typing_delay": 0.232,
      "typing_duration": 7.562,
      "wpm": 32,
      "message": "ค่าลำดับตัวอักษร "
    },
    {
      "message_id": 482,
      "agent_id": 16,
      "delay": 3.561,
      "onscreen_delay": 3.04,
      "typing_delay": 0.521,
      "typing_duration": 5.857,
      "wpm": 72,
      "message": "ไปบวกกับคีย์ หรือไปลบกับคีย์ "
    },
    {
      "message_id": 483,
      "agent_id": 29,
      "delay": 1.855,
      "onscreen_delay": 1.031,
      "typing_delay": 0.824,
      "typing_duration": 6.331,
      "wpm": 64,
      "message": "เกิดค่าติดลบ ยกตัวอย่างเช่น "
    },
    {
      "message_id": 484,
      "agent_id": 13,
      "delay": 2.331,
      "onscreen_delay": 1.413,
      "typing_delay": 0.918,
      "typing_duration": 4.215,
      "wpm": 32,
      "message": "-1 ส่วน 3 "
    },
    {
      "message_id": 485,
      "agent_id": 14,
      "delay": 0.753,
      "onscreen_delay": 0,
      "typing_delay": 0.753,
      "typing_duration": 8.612,
      "wpm": 59,
      "message": "อันนี้เราทำอย่างไรคะสัปดาห์ที่แล้ว "
    },
    {
      "message_id": 486,
      "agent_id": 16,
      "delay": 4.61,
      "onscreen_delay": 3.306,
      "typing_delay": 1.304,
      "typing_duration": 5.333,
      "wpm": 62,
      "message": "ขอสมาชิกห้องสาธิตหน่อย "
    },
    {
      "message_id": 487,
      "agent_id": 29,
      "delay": 2.503,
      "onscreen_delay": 0,
      "typing_delay": 2.503,
      "typing_duration": 12.338,
      "wpm": 41,
      "message": "พงพรก็ได้ค่ะ พงพรพูดกับครูเมื่อกี้ "
    },
    {
      "message_id": 488,
      "agent_id": 13,
      "delay": 8.337,
      "onscreen_delay": 6.894,
      "typing_delay": 1.443,
      "typing_duration": 10.213,
      "wpm": 84,
      "message": "(นักศึกษาชาย) ครับ อะไรครับ (อาจารย์ชนัญกาญจน์) -1 ส่วน 3 "
    },
    {
      "message_id": 489,
      "agent_id": 14,
      "delay": 6.209,
      "onscreen_delay": 6.002,
      "typing_delay": 0.207,
      "typing_duration": 10.556,
      "wpm": 61,
      "message": "ถ้าหารเอาเศษนี่จะเป็นเท่าไรคะ (นักศึกษาชาย) "
    },
    {
      "message_id": 490,
      "agent_id": 16,
      "delay": 6.555,
      "onscreen_delay": 3.809,
      "typing_delay": 2.746,
      "typing_duration": 5.757,
      "wpm": 29,
      "message": "ลบ 1 ส่วน 3 "
    },
    {
      "message_id": 491,
      "agent_id": 29,
      "delay": 2.553,
      "onscreen_delay": 1.045,
      "typing_delay": 1.508,
      "typing_duration": 13.744,
      "wpm": 62,
      "message": "ให้ครูด้วยได้ไหมคะ (นักศึกษาชาย) โอเคครับ (ดร.ชนัญกาญจน์) "
    },
    {
      "message_id": 492,
      "agent_id": 13,
      "delay": 9.743,
      "onscreen_delay": 8.936,
      "typing_delay": 0.807,
      "typing_duration": 11.193,
      "wpm": 72,
      "message": "ตรงมุมเลย (นักศึกษาชาย) เดี๋ยวแป๊บหนึ่งนะครับ ขยายก่อน "
    },
    {
      "message_id": 493,
      "agent_id": 14,
      "delay": 7.136,
      "onscreen_delay": 4.623,
      "typing_delay": 2.513,
      "typing_duration": 9.186,
      "wpm": 36,
      "message": "เศษมันก็จะเป็น... เท่า"
    },
    {
      "message_id": 494,
      "agent_id": 16,
      "delay": 5.184,
      "onscreen_delay": 4.537,
      "typing_delay": 0.647,
      "typing_duration": 6.499,
      "wpm": 53,
      "message": "กับลบ 1 แป๊บหนึ่งนะครับ "
    },
    {
      "message_id": 495,
      "agent_id": 29,
      "delay": 2.476,
      "onscreen_delay": 1.512,
      "typing_delay": 0.964,
      "typing_duration": 10.908,
      "wpm": 19,
      "message": "เป็น -1 แล้วก็"
    },
    {
      "message_id": 496,
      "agent_id": 13,
      "delay": 6.9,
      "onscreen_delay": 6.791,
      "typing_delay": 0.109,
      "typing_duration": 6.136,
      "wpm": 54,
      "message": "ไปบวก 3 มันก็จะเท่ากับ "
    },
    {
      "message_id": 497,
      "agent_id": 14,
      "delay": 2.898,
      "onscreen_delay": 1.842,
      "typing_delay": 1.056,
      "typing_duration": 5.743,
      "wpm": 37,
      "message": "มันจะเท่ากับ 2 "
    },
    {
      "message_id": 498,
      "agent_id": 16,
      "delay": 1.741,
      "onscreen_delay": 0.638,
      "typing_delay": 1.103,
      "typing_duration": 11.748,
      "wpm": 50,
      "message": "แบบนี้ถูกไหมครับ (อาจารย์ชนัญกาญจน์) -1"
    },
    {
      "message_id": 499,
      "agent_id": 29,
      "delay": 7.745,
      "onscreen_delay": 6.753,
      "typing_delay": 0.992,
      "typing_duration": 9.969,
      "wpm": 11,
      "message": "+3 เป็น "
    },
    {
      "message_id": 500,
      "agent_id": 13,
      "delay": 5.968,
      "onscreen_delay": 5.354,
      "typing_delay": 0.614,
      "typing_duration": 11.473,
      "wpm": 65,
      "message": "ดังนั้น เศษเป็นอะไรคะ (นักศึกษาชาย) เศษเป็น 2 ครับ "
    },
    {
      "message_id": 501,
      "agent_id": 14,
      "delay": 7.471,
      "onscreen_delay": 7.216,
      "typing_delay": 0.255,
      "typing_duration": 4.574,
      "wpm": 13,
      "message": "โอเค "
    },
    {
      "message_id": 502,
      "agent_id": 16,
      "delay": 3.469,
      "onscreen_delay": 2.361,
      "typing_delay": 1.108,
      "typing_duration": 7.696,
      "wpm": 51,
      "message": "โอเคค่ะ ถูกต้องค่ะ ถูกต้อง"
    },
    {
      "message_id": 503,
      "agent_id": 29,
      "delay": 3.694,
      "onscreen_delay": 2.948,
      "typing_delay": 0.746,
      "typing_duration": 9.799,
      "wpm": 41,
      "message": "ตอนนี้เราก็เห็นตัวอย่างนะคะ "
    },
    {
      "message_id": 504,
      "agent_id": 13,
      "delay": 5.797,
      "onscreen_delay": 4.674,
      "typing_delay": 1.123,
      "typing_duration": 12.539,
      "wpm": 47,
      "message": "ว่าอันนี้เป็นพงษ์พรทำให้เพื่อน ๆ ดูนะคะ "
    },
    {
      "message_id": 505,
      "agent_id": 14,
      "delay": 8.537,
      "onscreen_delay": 8.335,
      "typing_delay": 0.202,
      "typing_duration": 9.908,
      "wpm": 47,
      "message": "ในกรณีที่ตัวเศษมันติดลบอย่างนี้ "
    },
    {
      "message_id": 506,
      "agent_id": 16,
      "delay": 5.907,
      "onscreen_delay": 3.521,
      "typing_delay": 2.386,
      "typing_duration": 7.663,
      "wpm": 43,
      "message": "เวลาเราจะหาผลหารจากเศษ "
    },
    {
      "message_id": 507,
      "agent_id": 29,
      "delay": 3.663,
      "onscreen_delay": 1.91,
      "typing_delay": 1.753,
      "typing_duration": 9.642,
      "wpm": 34,
      "message": "mod ของเรานี่ เราก็เอา"
    },
    {
      "message_id": 508,
      "agent_id": 13,
      "delay": 5.641,
      "onscreen_delay": 4.451,
      "typing_delay": 1.19,
      "typing_duration": 10.307,
      "wpm": 51,
      "message": "ตัวเศษเดิมตั้งไว้ แล้วบวกด้วยตัวเศษ "
    },
    {
      "message_id": 509,
      "agent_id": 14,
      "delay": 6.305,
      "onscreen_delay": 6.038,
      "typing_delay": 0.267,
      "typing_duration": 10.729,
      "wpm": 73,
      "message": "ตัวส่วนนี้บวกไปเรื่อย ๆ จนกว่าค่าจะเป็นบวกนะคะตรงนี้ "
    },
    {
      "message_id": 510,
      "agent_id": 16,
      "delay": 6.727,
      "onscreen_delay": 5.66,
      "typing_delay": 1.067,
      "typing_duration": 5.337,
      "wpm": 22,
      "message": "อย่างนี้ "
    },
    {
      "message_id": 511,
      "agent_id": 29,
      "delay": 2.727,
      "onscreen_delay": 1.899,
      "typing_delay": 0.828,
      "typing_duration": 7.375,
      "wpm": 41,
      "message": "ถ้าหาารแล้วเอาแต่เศษ"
    },
    {
      "message_id": 512,
      "agent_id": 13,
      "delay": 3.374,
      "onscreen_delay": 2.843,
      "typing_delay": 0.531,
      "typing_duration": 9.526,
      "wpm": 66,
      "message": "โอเค ถือว่าทุกคนผ่านวัตถุประสงค์นะคะวันนี้ "
    },
    {
      "message_id": 513,
      "agent_id": 14,
      "delay": 5.525,
      "onscreen_delay": 5.053,
      "typing_delay": 0.472,
      "typing_duration": 8.432,
      "wpm": 55,
      "message": "ในภาพรวมของห้องทำงานได้ดีมากเลย "
    },
    {
      "message_id": 514,
      "agent_id": 16,
      "delay": 4.429,
      "onscreen_delay": 3.12,
      "typing_delay": 1.309,
      "typing_duration": 8.192,
      "wpm": 46,
      "message": "ต่อไปเดี๋ยวครูจะให้พวกเรา"
    },
    {
      "message_id": 515,
      "agent_id": 29,
      "delay": 4.191,
      "onscreen_delay": 3.407,
      "typing_delay": 0.784,
      "typing_duration": 12.952,
      "wpm": 31,
      "message": "แสดงการถอดรหัสนะคะตัวนี้ IG"
    },
    {
      "message_id": 516,
      "agent_id": 13,
      "delay": 8.95,
      "onscreen_delay": 7.821,
      "typing_delay": 1.129,
      "typing_duration": 7.295,
      "wpm": 43,
      "message": "TT ตอนนี้เราจะถอดรหัส "
    },
    {
      "message_id": 517,
      "agent_id": 14,
      "delay": 4.95,
      "onscreen_delay": 2.446,
      "typing_delay": 2.504,
      "typing_duration": 9.947,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 518,
      "agent_id": 16,
      "delay": 5.945,
      "onscreen_delay": 3.433,
      "typing_delay": 2.512,
      "typing_duration": 5.16,
      "wpm": 32,
      "message": "G P ตายแล้ว"
    },
    {
      "message_id": 519,
      "agent_id": 29,
      "delay": 4.545,
      "onscreen_delay": 0,
      "typing_delay": 4.545,
      "typing_duration": 4.545,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 520,
      "agent_id": 13,
      "delay": 2.926,
      "onscreen_delay": 0,
      "typing_delay": 2.926,
      "typing_duration": 9.08,
      "wpm": 35,
      "message": "โอเคค่ะ ขอให้นักศึกษา"
    },
    {
      "message_id": 521,
      "agent_id": 14,
      "delay": 5.078,
      "onscreen_delay": 4.824,
      "typing_delay": 0.254,
      "typing_duration": 6.578,
      "wpm": 64,
      "message": "แสดงวิธีการถอดรหัสเลยค่ะ ว่า"
    },
    {
      "message_id": 522,
      "agent_id": 16,
      "delay": 2.577,
      "onscreen_delay": 2.222,
      "typing_delay": 0.355,
      "typing_duration": 6.695,
      "wpm": 90,
      "message": "ให้ถอดรหัสข้อความลับนี้ โดยที่เราทราบว่า "
    },
    {
      "message_id": 523,
      "agent_id": 29,
      "delay": 2.692,
      "onscreen_delay": 2.111,
      "typing_delay": 0.581,
      "typing_duration": 9.533,
      "wpm": 35,
      "message": "มีค่าเป็นเลข 15 ตอนนี้"
    },
    {
      "message_id": 524,
      "agent_id": 13,
      "delay": 5.53,
      "onscreen_delay": 4.763,
      "typing_delay": 0.767,
      "typing_duration": 7.149,
      "wpm": 48,
      "message": "เป็นการทำงานย้อนกลับค่ะ "
    },
    {
      "message_id": 525,
      "agent_id": 14,
      "delay": 4.537,
      "onscreen_delay": 0,
      "typing_delay": 4.537,
      "typing_duration": 4.537,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 526,
      "agent_id": 16,
      "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": 6.578,
      "typing_delay": 4.421,
      "typing_duration": 4.421,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 528,
      "agent_id": 13,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 529,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 530,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 531,
      "agent_id": 29,
      "delay": 11,
      "onscreen_delay": 3.484,
      "typing_delay": 7.516,
      "typing_duration": 7.516,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 532,
      "agent_id": 13,
      "delay": 6.998,
      "onscreen_delay": 2.877,
      "typing_delay": 4.121,
      "typing_duration": 9.161,
      "wpm": 13,
      "message": "I เป็น 9 "
    },
    {
      "message_id": 533,
      "agent_id": 14,
      "delay": 5.158,
      "onscreen_delay": 3.389,
      "typing_delay": 1.769,
      "typing_duration": 8.884,
      "wpm": 54,
      "message": "9 + 9 เป็น 24 ตัวที่ 24 ก็คือ... "
    },
    {
      "message_id": 534,
      "agent_id": 16,
      "delay": 4.883,
      "onscreen_delay": 0.475,
      "typing_delay": 4.408,
      "typing_duration": 4.408,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 535,
      "agent_id": 29,
      "delay": 5.089,
      "onscreen_delay": 0,
      "typing_delay": 5.089,
      "typing_duration": 11.198,
      "wpm": 39,
      "message": "(นักศึกษาชาย) แป๊บหนึ่งนะครับ "
    },
    {
      "message_id": 536,
      "agent_id": 13,
      "delay": 7.197,
      "onscreen_delay": 3.943,
      "typing_delay": 3.254,
      "typing_duration": 14.681,
      "wpm": 66,
      "message": "(อาจารย์ชนัญกาญจน์) ค่ะ (นักศึกษาชาย) มันต้องลบนี่นา ใช่หรือเปล่า "
    },
    {
      "message_id": 537,
      "agent_id": 14,
      "delay": 10.679,
      "onscreen_delay": 10.493,
      "typing_delay": 0.186,
      "typing_duration": 10.068,
      "wpm": 74,
      "message": "มันต้องลบนี่ หรือเปล่านะ มันต้องลบ (ดร.ชนัญกาญจน์) "
    },
    {
      "message_id": 538,
      "agent_id": 16,
      "delay": 6.678,
      "onscreen_delay": 4.276,
      "typing_delay": 2.402,
      "typing_duration": 6.17,
      "wpm": 73,
      "message": "ครูก็ว่าอยู่ ทำไมเป็นอย่างนั้น"
    },
    {
      "message_id": 539,
      "agent_id": 29,
      "delay": 2.676,
      "onscreen_delay": 0.615,
      "typing_delay": 2.061,
      "typing_duration": 8.409,
      "wpm": 52,
      "message": "(ดร.ชนัญกาญจน์) มันแปลก ๆ ใช่ "
    },
    {
      "message_id": 540,
      "agent_id": 13,
      "delay": 4.408,
      "onscreen_delay": 2.772,
      "typing_delay": 1.636,
      "typing_duration": 14.051,
      "wpm": 52,
      "message": "(อาจารย์ชนัญกาญจน์) ครูขออนุญาตเซ็ต iPad รอพวกเรา "
    },
    {
      "message_id": 541,
      "agent_id": 14,
      "delay": 15.003,
      "onscreen_delay": 0,
      "typing_delay": 15.003,
      "typing_duration": 15.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 542,
      "agent_id": 16,
      "delay": 11.002,
      "onscreen_delay": 6.578,
      "typing_delay": 4.424,
      "typing_duration": 4.424,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 543,
      "agent_id": 29,
      "delay": 7,
      "onscreen_delay": 2.121,
      "typing_delay": 4.879,
      "typing_duration": 4.879,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 544,
      "agent_id": 13,
      "delay": 2.998,
      "onscreen_delay": 2.237,
      "typing_delay": 0.761,
      "typing_duration": 4.362,
      "wpm": 21,
      "message": "แบตหมด "
    },
    {
      "message_id": 545,
      "agent_id": 14,
      "delay": 4.474,
      "onscreen_delay": 0,
      "typing_delay": 4.474,
      "typing_duration": 4.474,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 546,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 547,
      "agent_id": 29,
      "delay": 10.996,
      "onscreen_delay": 5.964,
      "typing_delay": 5.032,
      "typing_duration": 6.802,
      "wpm": 9,
      "message": "โอเค "
    },
    {
      "message_id": 548,
      "agent_id": 13,
      "delay": 15.002,
      "onscreen_delay": 0,
      "typing_delay": 15.002,
      "typing_duration": 15.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 549,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 0,
      "typing_delay": 15.001,
      "typing_duration": 15.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 550,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 6.726,
      "typing_delay": 4.273,
      "typing_duration": 10.328,
      "wpm": 41,
      "message": "ตอนนี้ใครเขียนกระดานมั่งเอ่ย "
    },
    {
      "message_id": 551,
      "agent_id": 29,
      "delay": 6.996,
      "onscreen_delay": 4.781,
      "typing_delay": 2.215,
      "typing_duration": 15,
      "wpm": 48,
      "message": "(นักศึกษาชาย) พงพรครับ สีแดง (อาจารย์ชนัญกาญจน์) "
    },
    {
      "message_id": 552,
      "agent_id": 13,
      "delay": 10.998,
      "onscreen_delay": 10.303,
      "typing_delay": 0.695,
      "typing_duration": 10.907,
      "wpm": 22,
      "message": "เป็นสีดำใช่ไหมคะ "
    },
    {
      "message_id": 553,
      "agent_id": 14,
      "delay": 6.996,
      "onscreen_delay": 1.313,
      "typing_delay": 5.683,
      "typing_duration": 10.435,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 554,
      "agent_id": 16,
      "delay": 6.434,
      "onscreen_delay": 4.458,
      "typing_delay": 1.976,
      "typing_duration": 10.087,
      "wpm": 39,
      "message": "(นักศึกษาหญิง) กัญญาณัฐค่ะ "
    },
    {
      "message_id": 555,
      "agent_id": 29,
      "delay": 6.086,
      "onscreen_delay": 1.613,
      "typing_delay": 4.473,
      "typing_duration": 4.473,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 556,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 0,
      "typing_delay": 15,
      "typing_duration": 15,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 557,
      "agent_id": 14,
      "delay": 10.999,
      "onscreen_delay": 9.433,
      "typing_delay": 1.566,
      "typing_duration": 6.861,
      "wpm": 33,
      "message": "7 - 15 เหลือ -8 "
    },
    {
      "message_id": 558,
      "agent_id": 16,
      "delay": 6.995,
      "onscreen_delay": 6.153,
      "typing_delay": 0.842,
      "typing_duration": 4.226,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 559,
      "agent_id": 29,
      "delay": 2.991,
      "onscreen_delay": 2.435,
      "typing_delay": 0.556,
      "typing_duration": 9.049,
      "wpm": 35,
      "message": "ตอนนี้เอา -8 ไปบวก 16 "
    },
    {
      "message_id": 560,
      "agent_id": 13,
      "delay": 5.047,
      "onscreen_delay": 0.679,
      "typing_delay": 4.368,
      "typing_duration": 4.368,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 561,
      "agent_id": 14,
      "delay": 4.183,
      "onscreen_delay": 0,
      "typing_delay": 4.183,
      "typing_duration": 4.183,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 562,
      "agent_id": 16,
      "delay": 6.051,
      "onscreen_delay": 0,
      "typing_delay": 6.051,
      "typing_duration": 6.051,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 563,
      "agent_id": 29,
      "delay": 2.048,
      "onscreen_delay": 0.738,
      "typing_delay": 1.31,
      "typing_duration": 12.978,
      "wpm": 24,
      "message": "พงพรเขียนตัว E ให้ชัด"
    },
    {
      "message_id": 564,
      "agent_id": 13,
      "delay": 8.975,
      "onscreen_delay": 7.782,
      "typing_delay": 1.193,
      "typing_duration": 6.392,
      "wpm": 103,
      "message": "นิดหนึ่ง เมื่อกี้ (อาจารย์ชนัญกาญจน์) วันนี้"
    },
    {
      "message_id": 565,
      "agent_id": 14,
      "delay": 4.973,
      "onscreen_delay": 4.616,
      "typing_delay": 0.357,
      "typing_duration": 13.139,
      "wpm": 63,
      "message": "เทคโนโลยีพวกเราค่อนข้าง... ขนาดมาใช้ที่มหาวิทยาลัยนะนี่ "
    },
    {
      "message_id": 566,
      "agent_id": 16,
      "delay": 9.138,
      "onscreen_delay": 5.558,
      "typing_delay": 3.58,
      "typing_duration": 6.584,
      "wpm": 16,
      "message": "RE โอเค "
    },
    {
      "message_id": 567,
      "agent_id": 29,
      "delay": 5.136,
      "onscreen_delay": 3.608,
      "typing_delay": 1.528,
      "typing_duration": 11.942,
      "wpm": 25,
      "message": "ก็เป็นการประยุกต์ใช้"
    },
    {
      "message_id": 568,
      "agent_id": 13,
      "delay": 7.942,
      "onscreen_delay": 7.556,
      "typing_delay": 0.386,
      "typing_duration": 10.499,
      "wpm": 54,
      "message": "ในทางคอมพิวเตอร์ของเรานะคะ ถ้าเราเรียน"
    },
    {
      "message_id": 569,
      "agent_id": 14,
      "delay": 6.497,
      "onscreen_delay": 5.299,
      "typing_delay": 1.198,
      "typing_duration": 8.968,
      "wpm": 79,
      "message": "ฟังก์ชันในทางคณิตศาสตร์เราอาจจะปวดหัวเอาได้นะคะ "
    },
    {
      "message_id": 570,
      "agent_id": 16,
      "delay": 4.967,
      "onscreen_delay": 4.672,
      "typing_delay": 0.295,
      "typing_duration": 8.698,
      "wpm": 67,
      "message": "เพราะว่าคุณสมบัติของฟังก์ชันมันมีมากมาย "
    },
    {
      "message_id": 571,
      "agent_id": 29,
      "delay": 4.697,
      "onscreen_delay": 4.37,
      "typing_delay": 0.327,
      "typing_duration": 11.137,
      "wpm": 57,
      "message": "ซึ่งคุณสมบัติถ้าเราไปเรียนทางคณิตศาสตร์นี่"
    },
    {
      "message_id": 572,
      "agent_id": 13,
      "delay": 7.136,
      "onscreen_delay": 6.647,
      "typing_delay": 0.489,
      "typing_duration": 10.721,
      "wpm": 29,
      "message": "การถอดรหัสนี่ คือ การ"
    },
    {
      "message_id": 573,
      "agent_id": 14,
      "delay": 6.721,
      "onscreen_delay": 6.374,
      "typing_delay": 0.347,
      "typing_duration": 10.606,
      "wpm": 47,
      "message": "หา Inward ของฟังก์ชันนั่นเอง โอเค "
    },
    {
      "message_id": 574,
      "agent_id": 16,
      "delay": 8.523,
      "onscreen_delay": 0,
      "typing_delay": 8.523,
      "typing_duration": 8.523,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 575,
      "agent_id": 29,
      "delay": 4.514,
      "onscreen_delay": 1.269,
      "typing_delay": 3.245,
      "typing_duration": 11.423,
      "wpm": 34,
      "message": "Thank you ตอนนี้ทุกคนทำได้ "
    },
    {
      "message_id": 576,
      "agent_id": 13,
      "delay": 7.421,
      "onscreen_delay": 4.111,
      "typing_delay": 3.31,
      "typing_duration": 9.737,
      "wpm": 39,
      "message": "วันนี้ทุกคนทำได้ เพื่อน ๆ "
    },
    {
      "message_id": 577,
      "agent_id": 14,
      "delay": 5.736,
      "onscreen_delay": 5.381,
      "typing_delay": 0.355,
      "typing_duration": 7.463,
      "wpm": 78,
      "message": "สามารถดูคำตอบจากตัวแทนห้องเราที่เขียนมา "
    },
    {
      "message_id": 578,
      "agent_id": 16,
      "delay": 3.462,
      "onscreen_delay": 0.545,
      "typing_delay": 2.917,
      "typing_duration": 6.59,
      "wpm": 46,
      "message": "มีใครมีพวกคำถาม หรือ"
    },
    {
      "message_id": 579,
      "agent_id": 29,
      "delay": 2.589,
      "onscreen_delay": 1.931,
      "typing_delay": 0.658,
      "typing_duration": 12.525,
      "wpm": 50,
      "message": "อยากจะซักถามเกี่ยวกับหัวข้อนี้ก่อนที่ครูจะ"
    },
    {
      "message_id": 580,
      "agent_id": 13,
      "delay": 8.524,
      "onscreen_delay": 8.187,
      "typing_delay": 0.337,
      "typing_duration": 15,
      "wpm": 54,
      "message": "จบหัวข้อนี้ไป ถือว่าทุกคนทำงานได้ดี แล้วก็มีความเข้าใจ"
    },
    {
      "message_id": 581,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 9.005,
      "typing_delay": 1.993,
      "typing_duration": 7.545,
      "wpm": 28,
      "message": "ที่ถูกต้องนะคะ "
    },
    {
      "message_id": 582,
      "agent_id": 16,
      "delay": 6.997,
      "onscreen_delay": 5.6,
      "typing_delay": 1.397,
      "typing_duration": 11.428,
      "wpm": 54,
      "message": "โอเคขอบใจมากนักศึกษาทั้ง 2 คนที่ช่วยเขียน "
    },
    {
      "message_id": 583,
      "agent_id": 29,
      "delay": 7.427,
      "onscreen_delay": 5.448,
      "typing_delay": 1.979,
      "typing_duration": 14.226,
      "wpm": 26,
      "message": "เดี๋ยวครูจะ... โอเค ครูจะ"
    },
    {
      "message_id": 584,
      "agent_id": 13,
      "delay": 10.225,
      "onscreen_delay": 9.51,
      "typing_delay": 0.715,
      "typing_duration": 8.518,
      "wpm": 60,
      "message": "สอนเรื่องใหม่แล้วนะคะ หัวข้อวันนี้"
    },
    {
      "message_id": 585,
      "agent_id": 14,
      "delay": 6.225,
      "onscreen_delay": 5.884,
      "typing_delay": 0.341,
      "typing_duration": 12.718,
      "wpm": 77,
      "message": "ที่เราจะเรียน ก็คือเป็นคณิตศาสตร์ที่ใช้ในทางคอมพิวเตอร์อีกนั่นล่ะ "
    },
    {
      "message_id": 586,
      "agent_id": 16,
      "delay": 8.716,
      "onscreen_delay": 4.925,
      "typing_delay": 3.791,
      "typing_duration": 5.355,
      "wpm": 25,
      "message": "ต้นกำเนิด"
    },
    {
      "message_id": 587,
      "agent_id": 29,
      "delay": 4.716,
      "onscreen_delay": 3.696,
      "typing_delay": 1.02,
      "typing_duration": 10.192,
      "wpm": 35,
      "message": "ก็คือระบบหรือคำนวณตัวเลข "
    },
    {
      "message_id": 588,
      "agent_id": 13,
      "delay": 6.191,
      "onscreen_delay": 4.852,
      "typing_delay": 1.339,
      "typing_duration": 13.337,
      "wpm": 45,
      "message": "เดี๋ยวครูแชร์ Screen ให้ดูนะคะ แป๊บหนึ่ง "
    },
    {
      "message_id": 589,
      "agent_id": 14,
      "delay": 9.333,
      "onscreen_delay": 6.175,
      "typing_delay": 3.158,
      "typing_duration": 7.681,
      "wpm": 43,
      "message": "เดี๋ยวออกก่อนแป๊บหนึ่ง "
    },
    {
      "message_id": 590,
      "agent_id": 16,
      "delay": 5.331,
      "onscreen_delay": 3.272,
      "typing_delay": 2.059,
      "typing_duration": 4.249,
      "wpm": 14,
      "message": "แชร์ "
    },
    {
      "message_id": 591,
      "agent_id": 29,
      "delay": 3.782,
      "onscreen_delay": 0,
      "typing_delay": 3.782,
      "typing_duration": 7.459,
      "wpm": 22,
      "message": "ตอนนี่ครูก็"
    },
    {
      "message_id": 592,
      "agent_id": 13,
      "delay": 3.457,
      "onscreen_delay": 3.134,
      "typing_delay": 0.323,
      "typing_duration": 10.451,
      "wpm": 36,
      "message": "เหมือน... ตอนนี้ เพราะว่า "
    },
    {
      "message_id": 593,
      "agent_id": 14,
      "delay": 6.441,
      "onscreen_delay": 1.989,
      "typing_delay": 4.452,
      "typing_duration": 4.452,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 594,
      "agent_id": 16,
      "delay": 2.974,
      "onscreen_delay": 0,
      "typing_delay": 2.974,
      "typing_duration": 8.231,
      "wpm": 58,
      "message": "มันมีอยู่ 3 จอ เดี๋ยวมองจอไม่ถูก"
    },
    {
      "message_id": 595,
      "agent_id": 29,
      "delay": 4.229,
      "onscreen_delay": 1.828,
      "typing_delay": 2.401,
      "typing_duration": 10.5,
      "wpm": 51,
      "message": "โอเค ไฟล์นี้ครูส่งให้ในไลน์กลุ่มแล้ว"
    },
    {
      "message_id": 596,
      "agent_id": 13,
      "delay": 6.499,
      "onscreen_delay": 4.866,
      "typing_delay": 1.633,
      "typing_duration": 11.033,
      "wpm": 35,
      "message": "นะคะ อยู่ใน LINE กลุ่มแล้ว "
    },
    {
      "message_id": 597,
      "agent_id": 14,
      "delay": 7.032,
      "onscreen_delay": 3.827,
      "typing_delay": 3.205,
      "typing_duration": 8.178,
      "wpm": 31,
      "message": "เดี๋ยววันนี้เราจะ"
    },
    {
      "message_id": 598,
      "agent_id": 16,
      "delay": 4.177,
      "onscreen_delay": 2.132,
      "typing_delay": 2.045,
      "typing_duration": 8.132,
      "wpm": 52,
      "message": "ทบทวนความรู้เกี่ยวกับระบบเลข"
    },
    {
      "message_id": 599,
      "agent_id": 29,
      "delay": 4.13,
      "onscreen_delay": 3.441,
      "typing_delay": 0.689,
      "typing_duration": 7.359,
      "wpm": 53,
      "message": "นะคะ ตอนนี้ระบบจำนวนตัวเลข"
    },
    {
      "message_id": 600,
      "agent_id": 13,
      "delay": 3.354,
      "onscreen_delay": 3.05,
      "typing_delay": 0.304,
      "typing_duration": 9.96,
      "wpm": 50,
      "message": "มันจะมีฐานที่ช่วยในการหาค่าของเขา "
    },
    {
      "message_id": 601,
      "agent_id": 14,
      "delay": 5.958,
      "onscreen_delay": 4.373,
      "typing_delay": 1.585,
      "typing_duration": 11.231,
      "wpm": 51,
      "message": "ถ้าเกิดฐานมันเปลี่ยนไปค่าของตัวเลขนั้น"
    },
    {
      "message_id": 602,
      "agent_id": 16,
      "delay": 7.229,
      "onscreen_delay": 6.268,
      "typing_delay": 0.961,
      "typing_duration": 8.676,
      "wpm": 61,
      "message": "ก็ต้องเปลี่ยนไปซึ่งระบบในจำนวนชีวิต"
    },
    {
      "message_id": 603,
      "agent_id": 29,
      "delay": 4.672,
      "onscreen_delay": 4.098,
      "typing_delay": 0.574,
      "typing_duration": 9.013,
      "wpm": 45,
      "message": "ประจำวันของเราเป็นเลขฐานสิบ"
    },
    {
      "message_id": 604,
      "agent_id": 13,
      "delay": 5.013,
      "onscreen_delay": 3.911,
      "typing_delay": 1.102,
      "typing_duration": 10.253,
      "wpm": 45,
      "message": "นะคะ การที่เราใช้เงินไป 100 บาท "
    },
    {
      "message_id": 605,
      "agent_id": 14,
      "delay": 6.252,
      "onscreen_delay": 5.892,
      "typing_delay": 0.36,
      "typing_duration": 10.492,
      "wpm": 64,
      "message": "เอาเงินไปฝากธนาคาร 1,000 บาท ตัวเลขพวกนี้เป็น"
    },
    {
      "message_id": 606,
      "agent_id": 16,
      "delay": 6.491,
      "onscreen_delay": 4.439,
      "typing_delay": 2.052,
      "typing_duration": 4.745,
      "wpm": 47,
      "message": "ระบบผิดปกตินะคะ "
    },
    {
      "message_id": 607,
      "agent_id": 29,
      "delay": 2.487,
      "onscreen_delay": 1.687,
      "typing_delay": 0.8,
      "typing_duration": 9.317,
      "wpm": 32,
      "message": "เรามาดูระบบเลขฐานนี้ "
    },
    {
      "message_id": 608,
      "agent_id": 13,
      "delay": 5.316,
      "onscreen_delay": 4.481,
      "typing_delay": 0.835,
      "typing_duration": 10.135,
      "wpm": 58,
      "message": "เวลาเรานับสิ่งของนี่นะคะ เราก็จะนับด้วย"
    },
    {
      "message_id": 609,
      "agent_id": 14,
      "delay": 6.131,
      "onscreen_delay": 5.669,
      "typing_delay": 0.462,
      "typing_duration": 6.033,
      "wpm": 45,
      "message": "จำนวนนับเลข 1 นะคะ "
    },
    {
      "message_id": 610,
      "agent_id": 16,
      "delay": 2.131,
      "onscreen_delay": 1.219,
      "typing_delay": 0.912,
      "typing_duration": 7.67,
      "wpm": 65,
      "message": "มีปากกาอยู่ 1 ด้าม มีปากกา 2 ด้าม "
    },
    {
      "message_id": 611,
      "agent_id": 29,
      "delay": 3.668,
      "onscreen_delay": 2.449,
      "typing_delay": 1.219,
      "typing_duration": 11.354,
      "wpm": 33,
      "message": "จะนับจำนวนเพิ่มไปเรื่อย ๆ "
    },
    {
      "message_id": 612,
      "agent_id": 13,
      "delay": 7.353,
      "onscreen_delay": 6.942,
      "typing_delay": 0.411,
      "typing_duration": 7.271,
      "wpm": 62,
      "message": "การนับนี่มันจะมีสิ่งที่ ตัวเลข"
    },
    {
      "message_id": 613,
      "agent_id": 14,
      "delay": 3.352,
      "onscreen_delay": 3.129,
      "typing_delay": 0.223,
      "typing_duration": 10.106,
      "wpm": 37,
      "message": "ที่มหัศจรรย์อีกอย่างหนึ่ง "
    },
    {
      "message_id": 614,
      "agent_id": 16,
      "delay": 6.105,
      "onscreen_delay": 1.654,
      "typing_delay": 4.451,
      "typing_duration": 9.703,
      "wpm": 26,
      "message": "เพราะฉะนั้นเลขฐาน "
    },
    {
      "message_id": 615,
      "agent_id": 29,
      "delay": 5.701,
      "onscreen_delay": 4.003,
      "typing_delay": 1.698,
      "typing_duration": 6.358,
      "wpm": 47,
      "message": "จะประกอบไปด้วยเลขโดด"
    },
    {
      "message_id": 616,
      "agent_id": 14,
      "delay": 11.005,
      "onscreen_delay": 0,
      "typing_delay": 11.005,
      "typing_duration": 11.005,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 618,
      "agent_id": 16,
      "delay": 11.001,
      "onscreen_delay": 0,
      "typing_delay": 11.001,
      "typing_duration": 11.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 619,
      "agent_id": 29,
      "delay": 11.002,
      "onscreen_delay": 0,
      "typing_delay": 11.002,
      "typing_duration": 11.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 620,
      "agent_id": 14,
      "delay": 11.003,
      "onscreen_delay": 0,
      "typing_delay": 11.003,
      "typing_duration": 11.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 621,
      "agent_id": 29,
      "delay": 7.003,
      "onscreen_delay": 0,
      "typing_delay": 7.003,
      "typing_duration": 7.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 622,
      "agent_id": 13,
      "delay": 3.003,
      "onscreen_delay": 0,
      "typing_delay": 3.003,
      "typing_duration": 3.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 623,
      "agent_id": 16,
      "delay": 3.002,
      "onscreen_delay": 0,
      "typing_delay": 3.002,
      "typing_duration": 3.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 624,
      "agent_id": 16,
      "delay": 3.003,
      "onscreen_delay": 0,
      "typing_delay": 3.003,
      "typing_duration": 3.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 625,
      "agent_id": 16,
      "delay": 3.004,
      "onscreen_delay": 0,
      "typing_delay": 3.004,
      "typing_duration": 3.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 626,
      "agent_id": 29,
      "delay": 0.002,
      "onscreen_delay": 0,
      "typing_delay": 0.002,
      "typing_duration": 0.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 627,
      "agent_id": 13,
      "delay": 0.004,
      "onscreen_delay": 0,
      "typing_delay": 0.004,
      "typing_duration": 0.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 627,
      "agent_id": 16,
      "delay": 0.003,
      "onscreen_delay": 0,
      "typing_delay": 0.003,
      "typing_duration": 0.003,
      "wpm": 0,
      "message": ""
    }
  ]
}