addChannelEventHandler method
Add ChannelEventHandler with identifier to SDK.
Implementation
void addChannelEventHandler(String identifier, ChannelEventHandler handler) {
  _int.eventManager.addChannelHandler(identifier, handler);
}Add ChannelEventHandler with identifier to SDK.
void addChannelEventHandler(String identifier, ChannelEventHandler handler) {
  _int.eventManager.addChannelHandler(identifier, handler);
}