Isn't nostr:nprofile1qqsr9cvzwc652r4m83d86ykplrnm9dg5gwdvzzn8ameanlvut35wy3gpzpmhxue69uhkummnw3ezuamfdejsz9rhwden5te0wfjkccte9ejxzmt4wvhxjmcpz4mhxue69uhhyetvv9ujumt0wd68ytnsw43qdwkdtx working on a signing extension for safari on iOS?