[
  {
    "log_id": "a_001",
    "child_id": "k_01",
    "activity_raw": "낱말 카드 맞추기",
    "activity_id": "act_word",
    "domain": "language",
    "result_score": 0.8,
    "duration_sec": 320
  },
  {
    "log_id": "a_002",
    "child_id": "k_01",
    "activity_raw": "숫자 세기",
    "activity_id": "act_count",
    "domain": "number",
    "result_score": 0.4,
    "duration_sec": 280
  },
  {
    "log_id": "a_003",
    "child_id": "k_02",
    "activity_raw": "단어카드",
    "activity_id": "act_word",
    "domain": "language",
    "result_score": 0.9,
    "duration_sec": 300
  },
  {
    "log_id": "a_004",
    "child_id": "k_02",
    "activity_raw": "블록 쌓기",
    "activity_id": "act_block",
    "domain": "fine_motor",
    "result_score": null,
    "duration_sec": 150
  },
  {
    "log_id": "a_005",
    "child_id": "k_03",
    "activity_raw": "친구와 역할놀이",
    "activity_id": "act_role",
    "domain": "social",
    "result_score": 0.7,
    "duration_sec": 600
  },
  {
    "log_id": "a_006",
    "child_id": "k_03",
    "activity_raw": "신규-감정카드(미등록)",
    "activity_id": null,
    "domain": "unknown",
    "result_score": 0.5,
    "duration_sec": null
  },
  {
    "log_id": "a_007",
    "child_id": "k_04",
    "activity_raw": "숫자세기",
    "activity_id": "act_count",
    "domain": "number",
    "result_score": 0.45,
    "duration_sec": 290
  },
  {
    "log_id": "a_008",
    "child_id": "k_04",
    "activity_raw": "퍼즐",
    "activity_id": "act_puzzle",
    "domain": "fine_motor",
    "result_score": 0.6,
    "duration_sec": 9999
  },
  {
    "log_id": "a_009",
    "child_id": "k_05",
    "activity_raw": "그림 보고 말하기",
    "activity_id": "act_word",
    "domain": "language",
    "result_score": 0,
    "duration_sec": 30
  },
  {
    "log_id": "a_010",
    "child_id": "k_05",
    "activity_raw": "수 비교",
    "activity_id": "act_count",
    "domain": "number",
    "result_score": 0.85,
    "duration_sec": 310
  },
  {
    "log_id": "a_011",
    "child_id": "k_06",
    "activity_raw": "",
    "activity_id": "act_role",
    "domain": "social",
    "result_score": 0.6,
    "duration_sec": 400
  },
  {
    "log_id": "a_012",
    "child_id": "k_06",
    "activity_raw": "블럭쌓기",
    "activity_id": "act_block",
    "domain": "fine_motor",
    "result_score": 0.7,
    "duration_sec": 200
  }
]