private void GetAdminedPublichChannelsAsync()
        {
            if (AdminedPublicChannels.Count > 0)
            {
                return;
            }

            MTProtoService.GetAdminedPublicChannelsAsync(
                result => BeginOnUIThread(() =>
            {
                AdminedPublicChannels.Clear();
                foreach (var chat in result.Chats)
                {
                    AdminedPublicChannels.Add(chat);
                }
            }),
                error => BeginOnUIThread(() =>
            {
                Execute.ShowDebugMessage("channels.getAdminedPublicChannels error " + error);
            }));
        }