public SendVideoMessageData(string chatid, Chat_MediaVideo video, int?safe = null) : this(chatid, safe)
 {
     this.video = video;
 }
 public SendVideoMessageData(string chatid, string media_id, string title = null, string description = null, int?safe = null) : this(chatid, safe)
 {
     video = new Chat_MediaVideo(media_id, title, description);
 }