Well, you can’t. But you can transfere all your settings/subscribes/blocks etc.
Go to your account settings and hit “export” and save the file.
Make a new account on another instance
Go to that account’s settings and import the file from your old account.
I use plex so it files have to complay with the minimum plex naming conventions:
https://support.plex.tv/articles/naming-and-organizing-your-tv-show-files/