nostr:npub1nmfthd7swuejf2dgywkwnp7mh0a55snac7ypsfs507wgtr372r3sh90eym nostr:npub12796cclltpevq6994pntk7d5h90u32949xngd8mcgwc4e0tslpksa6l7w2 Yes, technically, you could transplant the private key over, and also the private keys of all the users on the platform. I've poked around the Mastodon database and the layout isn't too complex, but mileage may vary with other platforms. This is why I'd usually recommend doing some digging and signing up for various instances running different software before diving in and self hosting :3