问Google文档AI -无效参数

EN

    public async void Start()
    {
        Environment.SetEnvironmentVariable("GOOGLE_APPLICATION_CREDENTIALS", @"path-to-json");

        try
        {
            //Generate a document
            string pdfFilePath = @"path-to-invoice-pdf";
            var bytes = File.ReadAllBytes(pdfFilePath);
            ByteString content = ByteString.CopyFrom(bytes);

            // Create client
            DocumentProcessorServiceClient documentProcessorServiceClient = await DocumentProcessorServiceClient.CreateAsync();
            // Initialize request argument(s)

            ProcessRequest request = new ProcessRequest
            {
                ProcessorName = ProcessorName.FromProjectLocationProcessor("ProjectID", "eu", "ProcessorID"),
                SkipHumanReview = false,
                RawDocument = new RawDocument
                {
                    MimeType = "application/pdf",
                    Content = content
                }
            };



            // Make the request
            ProcessResponse response = await documentProcessorServiceClient.ProcessDocumentAsync(request);

            Document docResponse = response.Document;

            Console.WriteLine(docResponse.Text);

        }
        catch (Exception ex)
        {
            Console.WriteLine(ex.Message);
        }


    }