path storeString!requiredShopifyCartLine objects, each representing a line item in the cart with the Shopify product variant details and the quantity of the variant.path offerShopifyOfferOffer object containing information about taxes, prices, and shipping methods related to the items in the cart.path isSubmittedBoolean!requiredpath orderIdString!requiredorderByID after the cart has been submitted.path requestIdString!requiredorderId instead.submitCart mutation instead.