The URL to redirect the customer to if they cancel the checkout process before completing payment. This typically returns the user to your site or app with context about the cancellation.
The URL to redirect the customer to after successfully completing the checkout. Typically used to confirm the order or show a success message on your site or app.
Container for the list of items included in the checkout session. Each item represents a product or service being purchased, along with its quantity and pricing.
Array of individual line items representing products or services included in the checkout session. Each item specifies details like name, quantity, and unit price.