Two-way SSL & X-Pay Token

Using local Apache server to serve helloworld.php. Made the following changes to the file:$username = ... changed this to the visa username used to sign into the developers page$password = ... the pas...

def sharedSecret = "xv2:" + timestamp + ":" + SHA256HMACdef URI = "helloworld"def QS = "apikey="+APIKeydef timeStampUTC = String.valueOf(System.currentTimeMillis().intdiv(1000L))def payload = ""def HM...