The setting will be use to inform the reference joint that will be used in Control Rig Backward solve when the control doesn't have joint
"Twist": [],
"Squash": [],
"Settings": {
"comp_type": "EPIC_control_01",
"backwards_ref_jnt": "pelvis",
"comp_name": "body",
"comp_side": "C",
"comp_index": 0,
"connector": "standard",
"ui_host": "spineUI_C0_root",
"ctlGrp": "",
"joint_names": "",
"ctlNamesDescription": "['ctl']",
"ctlNamesDescription_custom": "['ctl']",
"joint_rot_offset_x": 0.0,
"joint_rot_offset_y": 0.0,
"joint_rot_offset_z": 0.0,
"Override_Color": false,
"Use_RGB_Color": false,
"color_fk": 6,
The setting will be use to inform the reference joint that will be used in Control Rig Backward solve when the control doesn't have joint