public void setAssignmentId(String assignmentId) {
        this.assignmentId = assignmentId;
    }
<p>
The ID of the assignment associated with the bonus payments to retrieve. If specified, only bonus payments for
the given assignment are returned. Either the HITId parameter or the AssignmentId parameter must be specified
</p>

@param assignmentId
       The ID of the assignment associated with the bonus payments to retrieve. If specified, only bonus payments
       for the given assignment are returned. Either the HITId parameter or the AssignmentId parameter must be
       specified
aws-java-sdk-mechanicalturkrequester/src/main/java/com/amazonaws/services/mturk/model/ListBonusPaymentsRequest.java