{"corpus": {"categories": ["fillet"], "volume_mm3": 23340.849375},
 "commands": [
  {"command": "solid.box", "params": {"corner": [0, 0, 0], "length": 40, "width": 30, "height": 20, "body_name": "Box"}},
  {"command": "solid.fillet", "params": {"edges": [[0, 0, 10.0], [0, 30, 10.0], [40, 0, 10.0], [40, 30, 10.0], [0, 15.0, 0], [0, 15.0, 20], [40, 15.0, 0], [40, 15.0, 20], [20.0, 0, 0], [20.0, 0, 20], [20.0, 30, 0], [20.0, 30, 20]], "radius": 3}}
 ]}