{
  "6b2856b4c9874823859788e1c35b9e5d": {
    "235": {
      "name": "curtain",
      "visible_pos": [],
      "bbox2d": []
    },
    "236": {
      "name": "window",
      "visible_pos": [],
      "bbox2d": []
    }
  }
}