A minimum of the first 8 digits of the card number and a maximum of the full card number. 11 digits gives the best result. You must be [fully PCI compliant](https://docs.adyen.com/development-resource
countryCode
string
The shopper country. Format: [ISO 3166-1 alpha-2](https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2) Example: NL or DE
encryptedCardNumber
string
The encrypted card number.
merchantAccount
string
The merchant account identifier, with which you want to process the transaction.
supportedBrands
array
The card brands you support. This is the [`brands`](https://docs.adyen.com/api-explorer/#/CheckoutService/latest/post/paymentMethods__resParam_paymentMethods-brands) array from your [`/paymentMethods`