public static final String
CHANNEL_CONFIG_CHANGED
"channel-config-changed"
CHANNEL_PARTICIPANT_INVALIDATED
"channel-participant-invalidated"
TEMP_PARTICIPANT_JOINED
"channel-temp-participant-joined"
TEMP_PARTICIPANT_LEFT
"channel-temp-participant-left"
REQUEST_TEMP_PARTICIPANTS_SYNC_CMD
"request-temp-participants-sync"
RESPONSE_TEMP_PARTICIPANTS_SYNC_CMD