Adds only a single item with a given key to presence.
Adds only a single item with a given key to presence.

jitsi/lib-jitsi-meet,adambowles/lib-jitsi-meet,jitsi/lib-jitsi-meet,dmurtari/lib-jitsi-meet,adambowles/lib-jitsi-meet,damencho/lib-jitsi-meet,jiyeyuran/lib-jitsi-meet,nevermind-corp/ljm,dmurtari/lib-jitsi-meet