public EpisodeListNetworkMessage(byte messageId, Episode episode)
 {
     base.Id = messageId;
     base.TypeVal = (byte)NetworkEventType.Answer;
     base.SpecificTypeVal = (byte)NetworkRequestEvent.EpisodeList;
     if (episode == null)
     {
         base.Data = new byte[] { 1, 2, 3, 4 };  //end marker
     }
     else
     {
         base.Data = episode.GetByteData();
     }
 }