text: public virtual SearchAvailablePhoneNumbersResponse SearchAvailablePhoneNumbers(SearchAvailablePhoneNumbersRequest request){var options = new InvokeOptions();options.RequestMarshaller = SearchAvailablePhoneNumbersRequestMarshaller.Instance;options.ResponseUnmarshaller = SearchAvailablePhoneNumbersResponseUnmarshaller.Instance;return Invoke<SearchAvailablePhoneNumbersResponse>(request, options);}