Possible values for status are: new, modify, cancel
The card CVV and a token to retrieve it from the JSON getCard API function can be included as a post variable if the URL contains 'cvv=post' and is using https:The CVV will be sent one time only. i.e. your form url https://yoururl.com/yourpage?cvv=post will be sent to encoded POST data in the body of the following with CVV in post data https://yoururlpush.com/yourpage?cvv=post&bookid=12345678&status=new
The URL can contain template variables which will be exchanged with information from the booking.