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