{ "source": "analytic", "method": "50x40x30 box shelled inward 2 with the top open: box minus cavity [2,48]x[2,38]x[2,30]; A = outer bottom + outer sides + rim + cavity floor + cavity walls", "body_count": 1, "volume_mm3": 13632.0, "area_mm2": 13992.0, "center_of_mass": [ 25.0, 20.0, 11.598591549295774 ], "bbox": { "min": [ 0.0, 0.0, 0.0 ], "max": [ 50.0, 40.0, 30.0 ] }, "faces": 11 }