{
  "cctv_No": "01",
  "site_No": "site_seocho",
  "tracking_No": "00000105",
  "tracking_timestamp": "20260513-111502",
  "sequence": 105,
  "interval_sec": 1,
  "coord_sys": "EPSG:5186",
  "objects": [
    {
      "track_id": 79,
      "class_name": "굴착기",
      "x": 200250.57,
      "y": 543304.11
    },
    {
      "track_id": 93,
      "class_name": "굴착기",
      "x": 200247.83,
      "y": 543297.02
    },
    {
      "track_id": 1000334,
      "class_name": "굴착기",
      "x": 200231.22,
      "y": 543316.81
    },
    {
      "track_id": 1000345,
      "class_name": "굴착기",
      "x": 200267.39,
      "y": 543272.65
    },
    {
      "track_id": 1000365,
      "class_name": "굴착기",
      "x": 200322.8,
      "y": 543306.33
    },
    {
      "track_id": -10000820,
      "class_name": "덤프트럭",
      "x": 200323.32,
      "y": 543305.34
    },
    {
      "track_id": -10000812,
      "class_name": "덤프트럭",
      "x": 200259.89,
      "y": 543305.2
    },
    {
      "track_id": -10000802,
      "class_name": "덤프트럭",
      "x": 200319.13,
      "y": 543305.28
    },
    {
      "track_id": 13,
      "class_name": "덤프트럭",
      "x": 200236.64,
      "y": 543248.1
    },
    {
      "track_id": 84,
      "class_name": "덤프트럭",
      "x": 200216.57,
      "y": 543277.82
    },
    {
      "track_id": 1000367,
      "class_name": "덤프트럭",
      "x": 200259.82,
      "y": 543304.76
    },
    {
      "track_id": -10000819,
      "class_name": "작업자",
      "x": 200259.43,
      "y": 543219.64
    },
    {
      "track_id": -10000818,
      "class_name": "작업자",
      "x": 200206.15,
      "y": 543241.63
    },
    {
      "track_id": -10000817,
      "class_name": "작업자",
      "x": 200205.78,
      "y": 543240.69
    },
    {
      "track_id": -10000816,
      "class_name": "작업자",
      "x": 200206.05,
      "y": 543241.15
    },
    {
      "track_id": -10000815,
      "class_name": "작업자",
      "x": 200216.49,
      "y": 543228.38
    },
    {
      "track_id": -10000814,
      "class_name": "작업자",
      "x": 200218.22,
      "y": 543228.28
    },
    {
      "track_id": -10000809,
      "class_name": "작업자",
      "x": 200205.68,
      "y": 543238.72
    },
    {
      "track_id": 91,
      "class_name": "작업자",
      "x": 200206.52,
      "y": 543243.11
    },
    {
      "track_id": 1000348,
      "class_name": "작업자",
      "x": 200205.76,
      "y": 543242.48
    },
    {
      "track_id": 1000358,
      "class_name": "작업자",
      "x": 200206.07,
      "y": 543242.06
    },
    {
      "track_id": 1000363,
      "class_name": "작업자",
      "x": 200206.05,
      "y": 543241.4
    },
    {
      "track_id": 1000364,
      "class_name": "작업자",
      "x": 200259.11,
      "y": 543220.02
    },
    {
      "track_id": 1000366,
      "class_name": "작업자",
      "x": 200205.78,
      "y": 543238.31
    },
    {
      "track_id": 1000368,
      "class_name": "작업자",
      "x": 200215.0,
      "y": 543228.46
    },
    {
      "track_id": 1000369,
      "class_name": "작업자",
      "x": 200205.72,
      "y": 543240.56
    }
  ]
}