{
  "4626721542204e59822d168f14ca0222": {
    "476": {
      "name": "railing",
      "visible_pos": [
        1,
        2,
        3,
        10,
        11,
        12,
        13,
        14,
        15,
        21,
        22,
        23,
        24,
        25,
        26,
        27,
        33,
        34,
        35
      ],
      "bbox2d": [
        [
          551,
          0,
          7,
          4
        ],
        [
          284,
          0,
          6,
          4
        ],
        [
          0,
          2,
          3,
          3
        ],
        [
          362,
          0,
          9,
          15
        ],
        [
          99,
          0,
          8,
          17
        ],
        [
          0,
          32,
          640,
          205
        ],
        [
          0,
          3,
          527,
          240
        ],
        [
          0,
          22,
          295,
          221
        ],
        [
          0,
          100,
          45,
          144
        ],
        [
          612,
          103,
          28,
          151
        ],
        [
          357,
          24,
          283,
          227
        ],
        [
          127,
          0,
          513,
          253
        ],
        [
          0,
          265,
          640,
          212
        ],
        [
          0,
          236,
          560,
          244
        ],
        [
          0,
          242,
          291,
          238
        ],
        [
          0,
          318,
          35,
          162
        ],
        [
          618,
          321,
          22,
          54
        ],
        [
          363,
          246,
          277,
          234
        ],
        [
          98,
          230,
          542,
          250
        ]
      ]
    },
    "501": {
      "name": "landing",
      "visible_pos": [
        0,
        1,
        2,
        3,
        9,
        10,
        11
      ],
      "bbox2d": [
        [
          40,
          263,
          599,
          217
        ],
        [
          0,
          245,
          478,
          235
        ],
        [
          0,
          278,
          327,
          202
        ],
        [
          0,
          406,
          178,
          74
        ],
        [
          474,
          437,
          166,
          43
        ],
        [
          332,
          290,
          308,
          190
        ],
        [
          189,
          251,
          451,
          229
        ]
      ]
    },
    "632": {
      "name": "railing",
      "visible_pos": [],
      "bbox2d": []
    }
  }
}