occurrences (OccurrenceList) : Occurrences of part to process channel (Int) [optional] : The UV channel which will contains the texture coordinates overideExistingUvs (Boolean) [optional] : If True, overide existing UVs on channel useAABB (Boolean) [optional] : If true use for the fitting the global Axis Aligned Bounding Box (AABB), else use an Oriented Bounding Box (OBB only based on transformed AABB of occurrences)