Maybe these.
NIP-29 - Relay-based Groups
https://nips.nostr.com/29
Mananguri / Manánguri
npub1gx…cwdkf
2026-03-12 20:35:29 UTC
in reply to nevent1q…8wv8
Author Public Key
npub1gxqd5cu2y4uu2xrmuhfp98xjl546vfz23705mkvsj26ys7euz3lqncwdkfSeen on
wss://relay.ditto.pub