{
  "cctv_No": "01",
  "site_No": "site_seocho",
  "tracking_No": "00000011",
  "tracking_timestamp": "20260513-111328",
  "sequence": 11,
  "interval_sec": 1,
  "coord_sys": "EPSG:5186",
  "objects": [
    {
      "track_id": 10,
      "class_name": "굴착기",
      "x": 200266.95,
      "y": 543272.52
    },
    {
      "track_id": 12,
      "class_name": "굴착기",
      "x": 200246.52,
      "y": 543287.38
    },
    {
      "track_id": 1000014,
      "class_name": "굴착기",
      "x": 200292.84,
      "y": 543298.23
    },
    {
      "track_id": 13,
      "class_name": "덤프트럭",
      "x": 200212.52,
      "y": 543275.27
    },
    {
      "track_id": 1000025,
      "class_name": "덤프트럭",
      "x": 200259.1,
      "y": 543310.88
    },
    {
      "track_id": -10000124,
      "class_name": "작업자",
      "x": 200202.33,
      "y": 543232.91
    },
    {
      "track_id": -10000123,
      "class_name": "작업자",
      "x": 200202.83,
      "y": 543231.27
    },
    {
      "track_id": -10000122,
      "class_name": "작업자",
      "x": 200217.21,
      "y": 543261.33
    },
    {
      "track_id": -10000121,
      "class_name": "작업자",
      "x": 200202.45,
      "y": 543232.5
    },
    {
      "track_id": -10000120,
      "class_name": "작업자",
      "x": 200206.13,
      "y": 543239.42
    },
    {
      "track_id": -10000119,
      "class_name": "작업자",
      "x": 200208.08,
      "y": 543245.85
    },
    {
      "track_id": -10000118,
      "class_name": "작업자",
      "x": 200203.04,
      "y": 543231.77
    },
    {
      "track_id": -10000117,
      "class_name": "작업자",
      "x": 200274.1,
      "y": 543311.32
    },
    {
      "track_id": -10000116,
      "class_name": "작업자",
      "x": 200207.94,
      "y": 543247.88
    },
    {
      "track_id": -10000115,
      "class_name": "작업자",
      "x": 200218.36,
      "y": 543260.3
    },
    {
      "track_id": -10000110,
      "class_name": "작업자",
      "x": 200202.19,
      "y": 543233.59
    },
    {
      "track_id": 14,
      "class_name": "작업자",
      "x": 200209.85,
      "y": 543248.79
    },
    {
      "track_id": 15,
      "class_name": "작업자",
      "x": 200209.95,
      "y": 543250.23
    },
    {
      "track_id": 18,
      "class_name": "작업자",
      "x": 200203.56,
      "y": 543233.91
    },
    {
      "track_id": 19,
      "class_name": "작업자",
      "x": 200206.39,
      "y": 543240.07
    },
    {
      "track_id": 32,
      "class_name": "작업자",
      "x": 200259.19,
      "y": 543252.18
    },
    {
      "track_id": 1000027,
      "class_name": "작업자",
      "x": 200285.91,
      "y": 543255.37
    },
    {
      "track_id": 1000030,
      "class_name": "작업자",
      "x": 200217.08,
      "y": 543261.14
    },
    {
      "track_id": 1000031,
      "class_name": "작업자",
      "x": 200217.29,
      "y": 543262.51
    },
    {
      "track_id": 1000040,
      "class_name": "작업자",
      "x": 200216.58,
      "y": 543284.22
    },
    {
      "track_id": 1000045,
      "class_name": "작업자",
      "x": 200202.82,
      "y": 543232.41
    },
    {
      "track_id": 1000046,
      "class_name": "작업자",
      "x": 200217.8,
      "y": 543259.78
    },
    {
      "track_id": 1000047,
      "class_name": "작업자",
      "x": 200202.92,
      "y": 543233.43
    },
    {
      "track_id": 1000048,
      "class_name": "작업자",
      "x": 200274.34,
      "y": 543311.45
    },
    {
      "track_id": 1000049,
      "class_name": "작업자",
      "x": 200202.59,
      "y": 543231.96
    }
  ]
}