async fn list_notebook_instances(
        &self,
        input: ListNotebookInstancesInput,
    ) -> Result<ListNotebookInstancesOutput, RusotoError<ListNotebookInstancesError>> {
        let mut request = self.new_signed_request("POST", "/");
        request.add_header("x-amz-target", "SageMaker.ListNotebookInstances");
        let encoded = serde_json::to_string(&input).unwrap();
        request.set_payload(Some(encoded));

        let response = self
            .sign_and_dispatch(request, ListNotebookInstancesError::from_response)
            .await?;
        let mut response = response;
        let response = response.buffer().await.map_err(RusotoError::HttpDispatch)?;
        proto::json::ResponsePayload::new(&response).deserialize::<ListNotebookInstancesOutput, _>()
    }
<p>Returns a list of the Amazon SageMaker notebook instances in the requester's account in an AWS Region. </p>
rusoto/services/sagemaker/src/generated.rs