You can begin using eventAttendanceMode even though It truly is even now pending on schema.org. This is an example of the event that's only taking place online: The structured data over the page describes the content of that page. Don't build blank or vacant pages just to carry structured information, https://www.presta-addons-modules.com/en/front-office/prestashop-addthis-integration-share-content-on-social-networks.html