una/template/recommendations_empty.html

<div class="bx-recommendations-empty">
    <p class="text-base font-medium text-gray-900 dark:text-gray-100">__title__</p>
    <p class="mt-1 text-sm text-gray-600 dark:text-gray-400">__text__</p>
    <bx_if:show_action>
        <a class="bx-btn bx-btn-small mt-4" href="__url__">__action__</a>
    </bx_if:show_action>
</div>