Please make it possible to download and edit .playermodel made be yourself.

I’ve reset my computer, forgetting about the vital .playermodel files with the precious metadata it contains. Knowing that I forgot the metadata, with my computer reset, I can’t grab that information back.

Please make it possible to fetch and download all the player models you upload into .playermodel files with the metadata intact, similar to how Restoring In-App Purchases would work.

Depending on what you mean by “reset”:
https://www.ccleaner.com/recuva