I have been trying to understand the BIP. nostr:nprofile1qy88wumn8ghj7mn0wvhxcmmv9uq36amnwvaz7tmwdaehgu3wvf5hgcm0d9hx2u3wwdhkx6tpdshsqgqsxeghv6mcejdftj2r3c2a9mu4r7x26wvx4mh05085p5zlckyq3c3gs4nh made ...