You can begin using eventAttendanceMode Although it's nevertheless pending on schema.org. Here is an example of the event which is only going on online: Choose si mostrar el campo descripción corta o descripción larga en los microdatos de la ficha del producto Инструменты для работы с «Товарами и ценами» от https://onlybookmarkings.com/story19342845/the-prestashop-dashboard-diaries