OptionalaccountThe name of the account holder who is registered for the payment method.
OptionalassignmentOptionalcountryThe two-letter country code in ISO 3166-1 alpha-2 format. For payment methods in the card category, the code is for the country where the card was issued. For payment methods in the bank account category, the code is for the country where the account is located.
OptionalexpiryOptionalpaymentThe payment method identifier.
OptionalpaymentOptionaltailThe last three or four digits of the payment method.
The details of a payment method.