nostr:nprofile1qqsxrxhk5c9nlex8xw4v5psu2gkvn370rkr77nys37kvtmvnd5aa7gcpzamhxue69uhksctkv4hzuemfwf5kumewdaexwtcpzemhxue69uhhyetvv9ujumt0wd68ytnsw43z7qg4waehxw309aex2mrp0yhxgctdw4eju6t09uxpjq26 this seems to be a good solution for private follow lists (I just don't know of a good client for it at the moment).