/** Indicates the automatic payment method for an [invoice payment request](entity:InvoicePaymentRequest). */
export declare const InvoiceAutomaticPaymentSource: {
    readonly None: "NONE";
    readonly CardOnFile: "CARD_ON_FILE";
    readonly BankOnFile: "BANK_ON_FILE";
};
export type InvoiceAutomaticPaymentSource = (typeof InvoiceAutomaticPaymentSource)[keyof typeof InvoiceAutomaticPaymentSource];