I didn’t know what it was as well until I created the nostr:nprofile1qqsqlxufmc0zqz2lr6ytvym9vyxzjmndc6w5k3dlw3ajhuaags2el6cpzamhxue69uhhyetvv9ujuur0wd68xarj9e3k7mgpr9mhxue69uhhxarjvee8jtn0wpjku6r0danxgtnwds0yehzw