Try nostr:nprofile1qqswq087qywczsjtkc9p960tpjcvn35gcdr39smefsr49cr33vmfausprpmhxue69uhhyetvv9ujucm4wfex2mn59en8j6f0qythwumn8ghj7un9d3shjtnwdaehgu3wd9hxvme0d5r3dz. It has similar features to Keychat. Fedi is proposing something a bit different however. You may like it.
I like them both for different reasons.