JUMP TOIntroductionShipday APIShipday SDKAuthenticationErrorsCore ResourcesDelivery OrdersDelivery Order ObjectInsert OrderpostEdit OrderputRetrieve Active OrdersgetRetrieve Order DetailsgetOrders QuerypostDelete OrderdeleteAssign Order to DriverputUnassign Order from DriverputOrder Status UpdateputOrder Ready to PickupputCarriersCarrier ObjectRetrieve CarriersgetAdd a carrierpostDelete a carrierdeletePartnersShipday PartnersAuthenticationShipday Partner OrdersPartner Order ObjectCompleted OrdersgetOrders QuerypostRetrieve MembersMember Details ObjectRetrieve Member DetailsgetOn-Demand DeliveryOn-Demand DeliveryOn-Demand Delivery Details ObjectServicesgetEstimategetAssignpostDetailsgetCancelpostAvailablitypostWebhooksWebhooksOrder Status UpdateDriver Location Webhook (Beta)Assignpost https://api.shipday.com/on-demand/assignAssign to a specific 3rd party delivery service provider. Usually, after getting an estimate.Returns Returns On-demand delivery details object