nostr:npub15gntdnyr9haf2rwj8xc388x3hep3lz3uuv6ueugsapm20yy64w8q6s2hm3 nostr:npub1mtj68vj6n7yv4jp2dhntg06r0runjz2zvs0g047n5m8wuyleznvsg97mqk how would nodes be a better solution?