assets/object/class/box/box3/joint_base_link-link1.json

{"joint_type": "revolute", "upper": 6.283185307179586, "lower": -0.001, "joint_transformation": [[1.0, 0.0, 0.0, -0.0017265438942801253], [0.0, 1.0, 0.0, -0.0005070014371922138], [0.0, 0.0, 1.0, 0.05247658297264807], [0.0, 0.0, 0.0, 1.0]]}