Change the cart
update_checkoutReplace the items in an open checkout (e.g. the user changed their mind). Any PayPal payment created for the old total is dropped — request a new one.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| items | Yes | ||
| api_key | No | Sandbox key from create_checkout (not needed if the connection already carries one). | |
| session_id | Yes |