private async Task CreateNewStickerSet()
 {
     try
     {
         await BotClient.CreateNewStickerSetAsync(
             userId : OwnerUserId,
             name : TestStickerSetName,
             title : "Test Sticker Set",
             pngSticker : UploadedStickers.First().FileId,
             emojis : "😁"
             );
     }
     catch (StickerSetNameExistsException)
     {
         await DeleteStickersAsync();
     }
 }
        private async Task AddStickersAsynd()
        {
            await BotClient.AddStickerToSetAsync(
                userId : OwnerUserId,
                name : TestStickerSetName,
                pngSticker : UploadedStickers.Last().FileId,
                emojis : "😏😃"
                );

            System.IO.Stream stream = System.IO.File.OpenRead(Constants.PathToFile.Photos.Vlc);
            await BotClient.AddStickerToSetAsync(
                userId : OwnerUserId,
                name : TestStickerSetName,
                pngSticker : stream,
                emojis : "😇",
                maskPosition : new MaskPosition
            {
                Point = MaskPositionPoint.Forehead,
                Scale = .8f
            }
                );
        }