/// <summary>
        /// Update a webhook. You can update individual attributes or all of them by submitting a PATCH request to the /webhooks/messages endpoint (the same endpoint used above to delete a webhook)
        /// A successful request to the retrieve webhook endpoint will return a response body as follows:
        /// ```
        /// {
        ///     "url": "https://webhook.com",
        ///     "method": "POST",
        ///     "id": "04442623-0961-464e-9cbc-ec50804e0413",
        ///     "encoding": "JSON",
        ///     "events": [
        ///         "RECEIVED_SMS"
        ///     ],
        ///     "headers": {},
        ///     "template": "{\"id\":\"$mtId\", \"status\":\"$statusCode\"}"
        /// }
        /// ```
        /// *Note: Only pre-created webhooks can be deleted. If an invalid or non existent webhook ID parameter is specified in the request, then a HTTP 404 Not Found response will be returned.*
        /// </summary>
        /// <param name="webhookId">Required parameter: Example: </param>
        /// <param name="body">Required parameter: Example: </param>
        /// <return>Returns the dynamic response from the API call</return>
        public dynamic UpdateWebhook(Guid webhookId, Models.UpdateWebhookRequest body)
        {
            Task <dynamic> t = UpdateWebhookAsync(webhookId, body);

            APIHelper.RunTaskSynchronously(t);
            return(t.Result);
        }
        /// <summary>
        /// Update a webhook. You can update individual attributes or all of them by submitting a PATCH request to the /webhooks/messages endpoint (the same endpoint used above to delete a webhook)
        /// A successful request to the retrieve webhook endpoint will return a response body as follows:
        /// ```
        /// {
        ///     "url": "https://webhook.com",
        ///     "method": "POST",
        ///     "id": "04442623-0961-464e-9cbc-ec50804e0413",
        ///     "encoding": "JSON",
        ///     "events": [
        ///         "RECEIVED_SMS"
        ///     ],
        ///     "headers": {},
        ///     "template": "{\"id\":\"$mtId\", \"status\":\"$statusCode\"}"
        /// }
        /// ```
        /// *Note: Only pre-created webhooks can be deleted. If an invalid or non existent webhook ID parameter is specified in the request, then a HTTP 404 Not Found response will be returned.*
        /// </summary>
        /// <param name="webhookId">Required parameter: Example: </param>
        /// <param name="body">Required parameter: Example: </param>
        /// <return>Returns the dynamic response from the API call</return>
        public async Task <dynamic> UpdateWebhookAsync(Guid webhookId, Models.UpdateWebhookRequest body)
        {
            //the base uri for api requests
            string _baseUri = Configuration.BaseUri;

            //prepare query string for API call
            StringBuilder _queryBuilder = new StringBuilder(_baseUri);

            _queryBuilder.Append("/v1/webhooks/messages/{webhookId}");

            //process optional template parameters
            APIHelper.AppendUrlWithTemplateParameters(_queryBuilder, new Dictionary <string, object>()
            {
                { "webhookId", webhookId }
            });


            //validate and preprocess url
            string _queryUrl = APIHelper.CleanUrl(_queryBuilder);

            //append request with appropriate headers and parameters
            var _headers = new Dictionary <string, string>()
            {
                { "user-agent", "messagesmedia-webhooks" },
                { "accept", "application/json" },
                { "content-type", "application/json; charset=utf-8" }
            };

            //append body params
            var _body = APIHelper.JsonSerialize(body);

            //prepare the API call request to fetch the response
            HttpRequest _request = ClientInstance.PatchBody(_queryUrl, _headers, _body, Configuration.BasicAuthUserName, Configuration.BasicAuthPassword);

            //invoke request and get response
            HttpStringResponse _response = (HttpStringResponse)await ClientInstance.ExecuteAsStringAsync(_request).ConfigureAwait(false);

            HttpContext _context = new HttpContext(_request, _response);

            //Error handling using HTTP status codes
            if (_response.StatusCode == 400)
            {
                throw new UpdateWebhook400ResponseException(@"Unexpected error in API call. See HTTP response body for details.", _context);
            }

            if (_response.StatusCode == 404)
            {
                throw new APIException(@"", _context);
            }

            //handle errors defined at the API level
            base.ValidateResponse(_response, _context);

            try
            {
                return(APIHelper.JsonDeserialize <dynamic>(_response.Body));
            }
            catch (Exception _ex)
            {
                throw new APIException("Failed to parse the response: " + _ex.Message, _context);
            }
        }