YOu can use the mappings to export the NPE to JSON and import the json with an import mapping. Another option might by to use the copyattributes java action that can copy the NPE attributes to the attributes with the same name and type in the PE.
upvote this idea:
A beter way to map Entity-A to Entity-B
https://community.mendix.com/link/space/studio-pro/ideas/4839