Mephi on Nostr: Relay lists: kind 10002 https://nips.nostr.com/65 https://nips.nostr.com/51 Follow ...

Relay lists: kind 10002 https://nips.nostr.com/65
https://nips.nostr.com/51

Follow list: kind 3 https://nips.nostr.com/2
https://nips.nostr.com/51

To follow a new user I would imagine you append to and rebroadcast your follow list, but am not 100% sure on this.