public String getNextLockToken() {
        return this.nextLockToken;
    }
<p>
A token used for optimistic locking. WAF returns this token to your <code>update</code> requests. You use
<code>NextLockToken</code> in the same manner as you use <code>LockToken</code>.
</p>

@return A token used for optimistic locking. WAF returns this token to your <code>update</code> requests. You use
        <code>NextLockToken</code> in the same manner as you use <code>LockToken</code>.
aws-java-sdk-wafv2/src/main/java/com/amazonaws/services/wafv2/model/UpdateIPSetResult.java