TotalScheduledMessageCountParams constructor
      
      TotalScheduledMessageCountParams({ 
    
    
- String? channelUrl,
 - ChannelType? channelType,
 - String? senderId,
 - List<
ScheduledStatus> ? statuses, - MessageTypeFilter? messageType,
 
Implementation
TotalScheduledMessageCountParams({
  this.channelUrl,
  this.channelType,
  this.senderId,
  this.statuses,
  this.messageType,
}) {
  if (channelType != ChannelType.group) {
    throw (SBError(message: 'Channel Type Group is ONLY allowed'));
  }
}