header
The header element is a required child of the applepay element. Its child elements provides information required to process the Apple Pay transaction.
Type = String; minLength = N/A; maxLength = 10000
Parent Elements:
Attributes:
None
Child Elements (All Optional, but must contain at least one child):
Optional: applicationData, ephemeralPublicKey, publicKeyHash, transactionId
Example: header Structure
<header>Password</header>
<applicationData>SHA-256 Hash Hex Encoded of App Data Property</applicationData>
<ephemeralPublicKey>Base64 Encoded Ephemeral Public Key</ephemeralPublicKey>
<publicKeyHash>Base64 Hash of Public Key Bytes from Merchant Certtificate</publicKeyHash>
<transactionId>Hex Transaction Id</transactionId>
</header>