{
  "version": "0.1",
  "nodes": {
    "1": {
      "id": 1,
      "name": "BaseCube",
      "op": {
        "type": "Cube",
        "size": { "x": 40, "y": 40, "z": 40 }
      }
    },
    "2": {
      "id": 2,
      "name": "CenteredBody",
      "op": {
        "type": "Translate",
        "child": 1,
        "offset": { "x": -20, "y": -20, "z": 0 }
      }
    },
    "3": {
      "id": 3,
      "name": "PocketCube",
      "op": {
        "type": "Cube",
        "size": { "x": 20, "y": 20, "z": 10 }
      }
    },
    "4": {
      "id": 4,
      "name": "PocketPositioned",
      "op": {
        "type": "Translate",
        "child": 3,
        "offset": { "x": -10, "y": -10, "z": 30 }
      }
    },
    "5": {
      "id": 5,
      "name": "PocketedCube",
      "op": {
        "type": "Difference",
        "left": 2,
        "right": 4
      }
    }
  },
  "materials": {},
  "part_materials": {},
  "roots": [
    { "root": 5, "material": "default" }
  ]
}