text: public virtual DownloadDBLogFilePortionResponse DownloadDBLogFilePortion(DownloadDBLogFilePortionRequest request){var options = new InvokeOptions();options.RequestMarshaller = DownloadDBLogFilePortionRequestMarshaller.Instance;options.ResponseUnmarshaller = DownloadDBLogFilePortionResponseUnmarshaller.Instance;return Invoke<DownloadDBLogFilePortionResponse>(request, options);}