a:1:{i:0;s:427:"License validation failed. You may be using a nulled version of the plugin. Please do the following:<ul><li>Login to your WP Rocket <a href="https://wp-rocket.me/account/" rel="noopener noreferrer" target=_"blank">account</a></li><li>Download the zip file<li></li>Reinstall</li></ul>If you do not have a WP Rocket account, please <a href="https://wp-rocket.me/" rel="noopener noreferrer" target="_blank">purchase a license</a>.";}