Telegram бот и использование Google Cloud Vision

private VisionService service;         private string _JsonPath = @"C:BOTSfcatsbotjson.json";                private VisionService CreateAuthorizedClient(string JsonPath)         {             GoogleCredential credential =                 GoogleCredential.FromStream(new FileStream(JsonPath, FileMode.Open));                         // Inject the Cloud Vision scopes             if (credential.IsCreateScopedRequired)             {                 credential = credential.CreateScoped(new[]                 {                     VisionService.Scope.CloudPlatform                 });             }             var res = new VisionService(new BaseClientService.Initializer             {                 HttpClientInitializer = credential,                 GZipEnabled = false             });             return res;         }

 private async Task> DetectLabels(             VisionService vision, string imageUrl)         {             // Convert image to Base64 encoded for JSON ASCII text based request                MemoryStream ms = new MemoryStream();             using (var client = new HttpClient())             {                 Stream imageBytes = await client.GetStreamAsync(imageUrl);                 imageBytes.CopyTo(ms);             }             byte[] imageArray = ms.ToArray();             string imageContent = Convert.ToBase64String(imageArray);             // Post label detection request to the Vision API             // [START construct_request]             var responses = vision.Images.Annotate(                 new BatchAnnotateImagesRequest()                 {                     Requests = new[] {                     new AnnotateImageRequest() {                         Features = new []                         { new Feature()                             { Type =                           "LABEL_DETECTION"}                             },                         Image = new Image() { Content = imageContent }                     }                }                 }).Execute();             ms.Dispose();             return responses.Responses;         }

foreach (var response in responses.Responses) {   foreach (var label in response.LabelAnnotations)   {     double _score = label.Score == null ? 0 : Convert.ToDouble(label.Score.Value);     var class = label.Description.Trim();     if (class .Contains("kitten") || class .Contains("cat") ) && (_score > 0.60))     {       HasCatOrKittenClass = true;//moderation OK     }   } }

var file = await MainParams.TGBot.GetFileAsync(fileid); var file_path = file.FilePath; var urlImage = "https://api.telegram.org/file/bot" + MainParams.bot_token + "/" + file_path;