The Formerly scheduled start day with the party if an event has actually been rescheduled. When you include previousStartDate, you must also include the eventStatus property and set the eventStatus to EventRescheduled. Never use other event statuses. The occasion is rescheduled to the later on day. Update the startDate and https://addons.prestashop.com/it/seo-indicizzazione-naturale/31857-google-rich-snippet-automatico-json-ld-open-graph-seo.html