CheckoutBuyerIdentityInput

The country or region code for the customer, which follows the ISO 3166-1 (alpha 2) standard and must correspond to one of the countries or regions enabled by the store. Passing this field creates the checkout in the currency of the specified country or region.
Example: CA

The customer's access token. If cartId is provided in the parent input object (such as CheckoutCreateInput), the cart ID associated with the customer corresponding to this token must match the provided cartId value. Otherwise, the system will return an error.