deleteMessage method
- int messageId
Deletes a message.
Implementation
Future<void> deleteMessage(int messageId) async {
  sbLog.i(StackTrace.current, 'messageId: $messageId');
  checkUnsupportedAction();
  if (messageId <= 0) {
    throw InvalidParameterException();
  }
  await chat.apiClient.send(ChannelMessageDeleteRequest(
    chat,
    channelType: channelType,
    channelUrl: channelUrl,
    messageId: messageId,
  ));
}