public ListTestExecutionsRequest withSortBy(TestExecutionSortBy sortBy) {
        setSortBy(sortBy);
        return this;
    }
<p>
The sort order of the test set executions.
</p>

@param sortBy
       The sort order of the test set executions.
@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/ListTestExecutionsRequest.java