{
  "version": "0.1",
  "nodes": {
    "1": {
      "id": 1,
      "name": "plate_body",
      "op": {"type": "Cube", "size": {"x": 50, "y": 30, "z": 10}}
    },
    "2": {
      "id": 2,
      "name": "plate_centered",
      "op": {"type": "Translate", "child": 1, "offset": {"x": -25, "y": -15, "z": 0}}
    },
    "3": {
      "id": 3,
      "name": "hole_cyl",
      "op": {"type": "Cylinder", "radius": 1.5, "height": 10, "segments": 32}
    },
    "4": {
      "id": 4,
      "name": "hole1",
      "op": {"type": "Translate", "child": 3, "offset": {"x": -20, "y": -10, "z": 0}}
    },
    "5": {
      "id": 5,
      "name": "hole_cyl2",
      "op": {"type": "Cylinder", "radius": 1.5, "height": 10, "segments": 32}
    },
    "6": {
      "id": 6,
      "name": "hole2",
      "op": {"type": "Translate", "child": 5, "offset": {"x": 20, "y": -10, "z": 0}}
    },
    "7": {
      "id": 7,
      "name": "hole_cyl3",
      "op": {"type": "Cylinder", "radius": 1.5, "height": 10, "segments": 32}
    },
    "8": {
      "id": 8,
      "name": "hole3",
      "op": {"type": "Translate", "child": 7, "offset": {"x": -20, "y": 10, "z": 0}}
    },
    "9": {
      "id": 9,
      "name": "hole_cyl4",
      "op": {"type": "Cylinder", "radius": 1.5, "height": 10, "segments": 32}
    },
    "10": {
      "id": 10,
      "name": "hole4",
      "op": {"type": "Translate", "child": 9, "offset": {"x": 20, "y": 10, "z": 0}}
    },
    "11": {
      "id": 11,
      "name": "holes_12",
      "op": {"type": "Union", "left": 4, "right": 6}
    },
    "12": {
      "id": 12,
      "name": "holes_34",
      "op": {"type": "Union", "left": 8, "right": 10}
    },
    "13": {
      "id": 13,
      "name": "all_holes",
      "op": {"type": "Union", "left": 11, "right": 12}
    },
    "14": {
      "id": 14,
      "name": "plate_with_holes",
      "op": {"type": "Difference", "left": 2, "right": 13}
    }
  },
  "materials": {},
  "part_materials": {},
  "roots": [{"root": 14, "material": "default"}]
}