Instance Property

nonce

A universally unique ID (UUID) value that you define.

Declaration

@property(nonatomic, copy, readonly) NSUUID *nonce;

Discussion

Your server generates a unique nonce when it creates the signature string for the payment discount. The string representation of the nonce must be lowercase.

You can use a nonce one time; generate a new one for every buy request.

See Also

Validating the Discount

signature

A UTF-8 string representing the properties of a specific discount offer, cryptographically signed.

timestamp

The date and time of the signature's creation in milliseconds, formatted in Unix epoch time.