PollOptionRetrievalParams constructor
      
      PollOptionRetrievalParams({ 
    
    
- required String channelUrl,
 - required int pollOptionId,
 - required int pollId,
 - required ChannelType channelType,
 
Implementation
PollOptionRetrievalParams({
  required this.channelUrl,
  required this.pollOptionId,
  required this.pollId,
  required this.channelType,
});