JUMP TOIntroductionGetting startedAPI response codesRate limitingAuthenticationSending order dataData modelThe order objectAvailable languagesThe fulfillment objectFulfillment status codesThe tracker objectExpected deliveriesCarrier ServicesThe line item objectThe address objectSending orders and trackersCreate or update single ordersBatch create or update ordersSending trackersBatch create or update trackersRetrieving dataAPI getting startedPaginationExpanding responsesData modelJobOrderDelivery statusesFulfillmentTrackerExpected deliveriesEventEvent type codesLine itemAddressCarrierCarrier serviceNotificationNotification category codesNotification typeNotification payloadAvailable endpointsOrdersTrackersJobWebhooksReceiving webhooksTypestracker.events.newtracker.newnotification.newThe notification objectfeedback.newThe feedback objectFeedback scenario and sub scenarioFeedback properties attributeSMART DELIVERY ESTIMATESData modelShipup ETA (JS library)InitializationFetching predictionsAPI - Delivery date estimationThird-Party IntegrationsKlaviyo integrationCustomer.io integrationReturnsGetting startedUploading product dataProduct feedPricing feedNon-returnable productsStock feedData modelIn this section we'll describe all the models you can send and their associated fields