ullable properties</dd>

            <dt class="phpdocumentor-table-of-contents__entry -method -private">
    <a href="classes/LINE-Webhook-Model-JoinedMembershipContent.html#method_getOpenAPINullablesSetToNull">getOpenAPINullablesSetToNull()</a>
    <span>
                                &nbsp;: array&lt;string|int, bool&gt;    </span>
</dt>
<dd>Array of nullable field names deliberately set to null</dd>

            <dt class="phpdocumentor-table-of-contents__entry -method -private">
    <a href="classes/