npub1jvrgz7wf9fwftcqppnpyjplltlkcuwghc0pqf9wv3x8ds5zq5t4qmh8tkt (npub1jvr…8tkt)
Should be able to just export as images and reimport that way, if nothing else, but I'm not highly familiar with substance painter, so I don't entirely know what it does beyond dealing with seams.