sendConversationReadAck method
Implementation
Future<bool?> sendConversationReadAck(String conversationId) async {
Map req = {"con_id": conversationId};
Map result =
await _channel.invokeMethod(EMSDKMethod.ackConversationRead, req);
EMError.hasErrorFromResult(result);
return result.boolValue(EMSDKMethod.ackConversationRead);
}