{
  "version": "0.1",
  "nodes": {
    "1": {
      "id": 1,
      "name": "truncated_cone",
      "op": {
        "type": "Cone",
        "radius_bottom": 20,
        "radius_top": 10,
        "height": 30,
        "segments": 32
      }
    }
  },
  "materials": {},
  "part_materials": {},
  "roots": [
    {
      "root": 1,
      "material": "default"
    }
  ]
}