You can start using eventAttendanceMode While It is however pending on schema.org. Here is an example of an event which is only occurring online: We recommend that you've got this selection enabled. Ratings on Product: If you have one of several appropriate modules (productcomments, gsnippetreviews, owlproductcomments, lgcomments) you may help https://cheapbookmarking.com/story19335235/the-ultimate-guide-to-json-schema-is-not-supporting-please-check-your-json