Added my hi-poly custom body morphs to test it on blender. Let me know if this doesn't work well.
CC/IC addon ver 1.5.3, Blender file ver 2.83.9
You might need to have Rigify enabled and/or CC/iC Blender Tools installed
CC/IC Blender Tools: https://app.box.com/s/xvexs9botia8tiluv4d8eyyt3eygnrer