export interface ApplePayPaymentDataHeader {
    /**
     * Optional. Hash of the applicationData property of the original PKPaymentRequest object
     * for transactions that initiate in apps. For transactions that initiate in Apple Pay on the Web,
     * the value is the hash of applicationData in ApplePayPaymentRequest or of applicationData in ApplePayRequest.
     * This key is omitted if the value of that property is nil.
     *
     * @description SHA-256 hash, hex encoded as a string
     */
    applicationData?: string;
    /**
     * Ephemeral public key bytes.
     *
     * @description X.509 encoded key bytes, Base64 encoded as a string
     */
    ephemeralPublicKey?: string;
    /**
     * The symmetric key wrapped using your RSA public key.
     *
     * @description A Base64-encoded string
     */
    wrappedKey?: string;
    /**
     * Hash of the X.509 encoded public key bytes of the merchant's certificate.
     *
     * @description SHA-256 hash, Base64 encoded as a string
     */
    publicKeyHash?: string;
    /**
     * Transaction identifier, generated on the device.
     *
     * @description A hexadecimal identifier, as a string
     */
    transactionId?: string;
}