public StartTestExecutionRequest withTestSetId(String testSetId) {
        setTestSetId(testSetId);
        return this;
    }
<p>
The test set Id for the test set execution.
</p>

@param testSetId
       The test set Id for the test set execution.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-lexmodelsv2/src/main/java/com/amazonaws/services/lexmodelsv2/model/StartTestExecutionRequest.java