HomeAPI ReferenceStorefront GraphQL APIlatestDeliverypromiseitemobjectDeliveryPromiseItemDelivery promise option with code and promise details.FieldscodeStringFulfillment option name (e.g., 'Express Delivery', 'Hyper Delivery').delivery_promiseStringEstimated delivery timestamp in ISO 8601 format with timezone.Previous« DeliveryPromiseFormattedNextDeliveryPromiseResponse »