A cart represents the merchandise that a buyer intends to purchase, and the cost associated with the cart.
The attributes associated with the cart. Attributes are represented as key-value pairs.
The key of the attribute to retrieve.
Information about the buyer that is interacting with the cart.
The costs that the buyer will pay at checkout.
The delivery groups available for the cart based on the buyer's shipping address.
A list of lines containing information about the items the customer intends to purchase.