[
  {
    "row_no": "HR-001",
    "msg_no": "MSG-7001",
    "site_code": "H-A",
    "segment_raw": "PID",
    "field_pos": 3,
    "value_raw": "1002938",
    "code_system_raw": "MR",
    "received_at": "2026-08-20T09:12:00"
  },
  {
    "row_no": "HR-002",
    "msg_no": "MSG-7001",
    "site_code": "H-A",
    "segment_raw": "PID",
    "field_pos": 7,
    "value_raw": "19580214",
    "code_system_raw": null,
    "received_at": "2026-08-20T09:12:00"
  },
  {
    "row_no": "HR-003",
    "msg_no": "MSG-7001",
    "site_code": "H-A",
    "segment_raw": "PID",
    "field_pos": 8,
    "value_raw": null,
    "code_system_raw": null,
    "received_at": "2026-08-20T09:12:00"
  },
  {
    "row_no": "HR-004",
    "msg_no": "MSG-7002",
    "site_code": "H-A",
    "segment_raw": "OBX",
    "field_pos": 3,
    "value_raw": "8867-4",
    "code_system_raw": "LN",
    "received_at": "2026-08-20T09:31:00"
  },
  {
    "row_no": "HR-005",
    "msg_no": "MSG-7002",
    "site_code": "H-A",
    "segment_raw": "obx",
    "field_pos": 5,
    "value_raw": "78",
    "code_system_raw": null,
    "received_at": "2026-08-20T09:31:00"
  },
  {
    "row_no": "HR-006",
    "msg_no": "MSG-7002",
    "site_code": "H-A",
    "segment_raw": "OBX",
    "field_pos": 6,
    "value_raw": "bpm",
    "code_system_raw": "자체",
    "received_at": "2026-08-20T09:31:00"
  },
  {
    "row_no": "HR-007",
    "msg_no": "MSG-7003",
    "site_code": "H-B",
    "segment_raw": "OBX",
    "field_pos": 3,
    "value_raw": "HR001",
    "code_system_raw": "LOCAL",
    "received_at": "2026-08-21T14:05:00"
  },
  {
    "row_no": "HR-008",
    "msg_no": "MSG-7003",
    "site_code": "H-B",
    "segment_raw": "OBX",
    "field_pos": 11,
    "value_raw": "X",
    "code_system_raw": null,
    "received_at": "2026-08-21T14:05:00"
  },
  {
    "row_no": "HR-009",
    "msg_no": "MSG-7003",
    "site_code": "H-B",
    "segment_raw": "PID",
    "field_pos": 3,
    "value_raw": "BB-99120",
    "code_system_raw": "MR",
    "received_at": "2026-08-21T14:05:00"
  },
  {
    "row_no": "HR-010",
    "msg_no": "MSG-7004",
    "site_code": "H-B",
    "segment_raw": "ZBI",
    "field_pos": 2,
    "value_raw": "자체확장",
    "code_system_raw": null,
    "received_at": "2026-08-21T14:22:00"
  },
  {
    "row_no": "HR-011",
    "msg_no": "MSG-7005",
    "site_code": "H-C",
    "segment_raw": "PID",
    "field_pos": 3,
    "value_raw": "C-40021",
    "code_system_raw": "MR",
    "received_at": "2026-08-22T08:40:00"
  },
  {
    "row_no": "HR-012",
    "msg_no": "MSG-7005",
    "site_code": "H-C",
    "segment_raw": "OBR",
    "field_pos": 4,
    "value_raw": "L-CBC",
    "code_system_raw": "LOCAL",
    "received_at": "2026-08-22T08:40:00"
  }
]