voiceDuration_ property
Implementation
@JsonKey(includeFromJson: false, includeToJson: false)
Duration? get voiceDuration_ =>
    voiceDuration == null ? null : TimeHelper.toDuration(voiceDuration!);
      
      set
      voiceDuration_
      (Duration? duration) 
      
    
    
    
Implementation
set voiceDuration_(Duration? duration) =>
    voiceDuration = duration == null ? null : TimeHelper.toSeconds(duration);