public async void UpdateSupergroupFullInfo(Chat chat, Supergroup group, SupergroupFullInfo fullInfo)
        {
            SavedStickers.Remove(_groupSet);

            var refresh = true;

            var appData = ApplicationData.Current.LocalSettings.CreateContainer("Channels", ApplicationDataCreateDisposition.Always);

            if (appData.Values.TryGetValue("Stickers" + group.Id, out object stickersObj))
            {
                var stickersId = (long)stickersObj;
                if (stickersId == fullInfo.StickerSetId)
                {
                    refresh = false;
                }
            }

            if (fullInfo.StickerSetId != 0 && refresh)
            {
                if (fullInfo.StickerSetId == _groupSet.Id && chat.Id == _groupSet.ChatId)
                {
                    SavedStickers.Add(_groupSet);
                    return;
                }

                var response = await ProtoService.SendAsync(new GetStickerSet(fullInfo.StickerSetId));

                if (response is StickerSet stickerSet)
                {
                    BeginOnUIThread(() =>
                    {
                        _groupSet.Update(chat.Id, stickerSet);

                        if (_groupSet.Stickers != null && _groupSet.Stickers.Count > 0)
                        {
                            SavedStickers.Add(_groupSet);
                        }
                        else
                        {
                            SavedStickers.Remove(_groupSet);
                        }
                    });
                }
            }
        }
        private void ProcessFavedStickers()
        {
            var items = _stickersService.GetRecentStickers(StickerType.Fave);

            Execute.BeginOnUIThread(() =>
            {
                _favedSet.Documents = new TLVector <TLDocumentBase>(items);
                CheckDocuments();

                if (_favedSet.Documents.Count > 0)
                {
                    SavedStickers.Add(_favedSet);
                }
                else
                {
                    SavedStickers.Remove(_favedSet);
                }
            });
        }