The previously scheduled begin date for the party if an party has long been rescheduled. If you incorporate previousStartDate, you will need to also increase the eventStatus assets and established the eventStatus to EventRescheduled. You should not use other celebration statuses. [9]. All valid schema markups in Google schema tests https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-google-rich-snippets-json-ld-opengraph-twitter-tags-schemaorg.html