Got sidetracked over that day or so adding nip-19 support to my Nostr Swift library. I want to be able to handle things link nprofile,naddr, etc in Seer.

I was able to pretty easily adapt what fiatjaf was doing in the go-nostr lib.

https://github.com/Galaxoid-Labs/Nostr/blob/main/Sources/Nostr/ShareableIndetifiers.swift