{
  "fc33b92b60314ffbb24075747bcb857c": {
    "1175": {
      "name": "stair",
      "visible_pos": [
        0,
        1,
        2,
        3,
        4,
        5,
        6
      ],
      "bbox2d": [
        [
          543,
          425,
          35,
          55
        ],
        [
          377,
          363,
          121,
          117
        ],
        [
          219,
          369,
          235,
          111
        ],
        [
          33,
          447,
          588,
          33
        ],
        [
          203,
          366,
          227,
          114
        ],
        [
          164,
          356,
          106,
          124
        ],
        [
          56,
          415,
          42,
          65
        ]
      ]
    },
    "1154": {
      "name": "stair#wall",
      "visible_pos": [],
      "bbox2d": []
    }
  }
}