onSyncedUsersChanged method
@detail callback
@brief Receives the callback when the producer or retransmitter changes.
@param uids Current list of the participants
@note You may receive the callback is the following cases:
- The user calls startChorusCacheSync:observer:{@link #ByteRTCEngine#startChorusCacheSync:observer} or stopChorusCacheSync{@link #ByteRTCEngine#stopChorusCacheSync};
- The cache syncing participant quits abnormally.
Implementation
FutureOr<void> onSyncedUsersChanged(NSArray<NSString> uids) async {}