public String getClientRequestToken() {
        return this.clientRequestToken;
    }
<p>
A unique, case-sensitive identifier that you provide to ensure the idempotency of the operation. An idempotent
operation completes no more than one time.
</p>

@return A unique, case-sensitive identifier that you provide to ensure the idempotency of the operation. An
        idempotent operation completes no more than one time.
aws-java-sdk-sagemaker/src/main/java/com/amazonaws/services/sagemaker/model/SendPipelineExecutionStepSuccessRequest.java