This is the quotation/basket id from Norce or any external order reference (when an external order).
This is the payment method code of the payment, the code configured on the payment method in Norce.
{ "ClientId": 0, "ApplicationId": 0, "ClientOrderRef": "string", "ErpOrderNo": "string", "PaymentCode": "string", "PaymentMethodCode": "string", "PaymentRef": "string", "Amount": 0.1, "CurrencyCode": "string" }