{
  "version": "0.1",
  "nodes": {
    "1": {
      "id": 1,
      "name": "Sphere",
      "op": {
        "type": "Sphere",
        "radius": 15,
        "segments": 32
      }
    }
  },
  "materials": {},
  "part_materials": {},
  "roots": [{ "root": 1, "material": "default" }]
}