OptionalcustomerProvide information about the customer.
OptionallineInclude optional line items describing the purchase. The total sum of the line items must match the payment amount.
OptionalondemandProvide on-demand service information.
OptionalpurchaseCustomer-facing order number. Klarna displays this to customers in the Klarna app and other communications. Klarna also includes it in settlement reports for reconciliation.
OptionalshippingProvide the recipient and delivery address of the customer.
OptionalsubscriptionsProvide subscription details.
Supplementary Purchase Data