Seems like a candidate for nostrCI schemata

cc nostr:npub1gzuushllat7pet0ccv9yuhygvc8ldeyhrgxuwg744dn5khnpk3gs3ea5ds nostr:npub1uac67zc9er54ln0kl6e4qp2y6ta3enfcg7ywnayshvlw9r5w6ehsqq99rx nostr:npub1mygerccwqpzyh9pvp6pv44rskv40zutkfs38t0hqhkvnwlhagp6s3psn5p