async fn start_text_translation_job(
        &self,
        input: StartTextTranslationJobRequest,
    ) -> Result<StartTextTranslationJobResponse, RusotoError<StartTextTranslationJobError>> {
        let mut request = self.new_signed_request("POST", "/");
        request.add_header(
            "x-amz-target",
            "AWSShineFrontendService_20170701.StartTextTranslationJob",
        );
        let encoded = serde_json::to_string(&input).unwrap();
        request.set_payload(Some(encoded));

        let response = self
            .sign_and_dispatch(request, StartTextTranslationJobError::from_response)
            .await?;
        let mut response = response;
        let response = response.buffer().await.map_err(RusotoError::HttpDispatch)?;
        proto::json::ResponsePayload::new(&response)
            .deserialize::<StartTextTranslationJobResponse, _>()
    }
<p><p>Starts an asynchronous batch translation job. Batch translation jobs can be used to translate large volumes of text across multiple documents at once. For more information, see <a>async</a>.</p> <p>Batch translation jobs can be described with the <a>DescribeTextTranslationJob</a> operation, listed with the <a>ListTextTranslationJobs</a> operation, and stopped with the <a>StopTextTranslationJob</a> operation.</p> <note> <p>Amazon Translate does not support batch translation of multiple source languages at once.</p> </note></p>
rusoto/services/translate/src/generated.rs