/// <summary>
        /// \u7B7E\u7F72\u6587\u4EF6 \u7B7E\u7F72\u6587\u4EF6
        /// </summary>
        /// <exception cref="IO.Swagger.Client.ApiException">Thrown when fails to make API call</exception>
        /// <param name="clientId"></param>
        /// <param name="body"> (optional)</param>
        /// <returns>Task of ApiResponse (DocumentSummary)</returns>
        public async System.Threading.Tasks.Task <ApiResponse <DocumentSummary> > CreateDocumentAsyncWithHttpInfo(string clientId, DocumentDefinition body = null)
        {
            // verify the required parameter 'clientId' is set
            if (clientId == null)
            {
                throw new ApiException(400, "Missing required parameter 'clientId' when calling CreateDocument");
            }


            var localVarPath = "/clients/{clientId}/documents";

            var    localVarPathParams   = new Dictionary <String, String>();
            var    localVarQueryParams  = new Dictionary <String, String>();
            var    localVarHeaderParams = new Dictionary <String, String>(Configuration.DefaultHeader);
            var    localVarFormParams   = new Dictionary <String, String>();
            var    localVarFileParams   = new Dictionary <String, FileParameter>();
            Object localVarPostBody     = null;

            // to determine the Content-Type header
            String[] localVarHttpContentTypes = new String[] {
                "application/json"
            };
            String localVarHttpContentType = Configuration.ApiClient.SelectHeaderContentType(localVarHttpContentTypes);

            // to determine the Accept header
            String[] localVarHttpHeaderAccepts = new String[] {
                "application/json"
            };
            String localVarHttpHeaderAccept = Configuration.ApiClient.SelectHeaderAccept(localVarHttpHeaderAccepts);

            if (localVarHttpHeaderAccept != null)
            {
                localVarHeaderParams.Add("Accept", localVarHttpHeaderAccept);
            }

            // set "format" to json by default
            // e.g. /pet/{petId}.{format} becomes /pet/{petId}.json
            localVarPathParams.Add("format", "json");
            if (clientId != null)
            {
                localVarPathParams.Add("clientId", Configuration.ApiClient.ParameterToString(clientId));                   // path parameter
            }
            if (body.GetType() != typeof(byte[]))
            {
                localVarPostBody = Configuration.ApiClient.Serialize(body); // http body (model) parameter
            }
            else
            {
                localVarPostBody = body; // byte array
            }



            // make the HTTP request
            IRestResponse localVarResponse = (IRestResponse)await Configuration.ApiClient.CallApiAsync(localVarPath,
                                                                                                       Method.POST, localVarQueryParams, localVarPostBody, localVarHeaderParams, localVarFormParams, localVarFileParams,
                                                                                                       localVarPathParams, localVarHttpContentType);

            int localVarStatusCode = (int)localVarResponse.StatusCode;

            if (localVarStatusCode >= 400)
            {
                throw new ApiException(localVarStatusCode, "Error calling CreateDocument: " + localVarResponse.Content, localVarResponse.Content);
            }
            else if (localVarStatusCode == 0)
            {
                throw new ApiException(localVarStatusCode, "Error calling CreateDocument: " + localVarResponse.ErrorMessage, localVarResponse.ErrorMessage);
            }

            return(new ApiResponse <DocumentSummary>(localVarStatusCode,
                                                     localVarResponse.Headers.ToDictionary(x => x.Name, x => x.Value.ToString()),
                                                     (DocumentSummary)Configuration.ApiClient.Deserialize(localVarResponse, typeof(DocumentSummary))));
        }