The tip day and finish time with the celebration in ISO-8601 format. Use the same format as startDate. Incorporate both of those the date and time so users can find gatherings that match into their plan. For online situations, you need to specify the timezone by including the UTC or https://addons.prestashop.com/en/seo-natural-search-engine-optimization/31857-automatic-google-rich-snippets-json-ld-open-graph-seo.html