async fn start_task(
        &self,
        input: StartTaskRequest,
    ) -> Result<StartTaskResponse, RusotoError<StartTaskError>> {
        let mut request = self.new_signed_request("POST", "/");
        request.add_header(
            "x-amz-target",
            "AmazonEC2ContainerServiceV20141113.StartTask",
        );
        let encoded = serde_json::to_string(&input).unwrap();
        request.set_payload(Some(encoded));

        let response = self
            .sign_and_dispatch(request, StartTaskError::from_response)
            .await?;
        let mut response = response;
        let response = response.buffer().await.map_err(RusotoError::HttpDispatch)?;
        proto::json::ResponsePayload::new(&response).deserialize::<StartTaskResponse, _>()
    }
<p>Starts a new task from the specified task definition on the specified container instance or instances.</p> <p>Alternatively, you can use <a>RunTask</a> to place tasks for you. For more information, see <a href="https://docs.aws.amazon.com/AmazonECS/latest/developerguide/scheduling_tasks.html">Scheduling Tasks</a> in the <i>Amazon Elastic Container Service Developer Guide</i>.</p>
rusoto/services/ecs/src/generated.rs