Notifications are sent with HTTP protocol to URL provided by merchant. Data is transmitted as POST parameter strdata, which contain XML structure.
Notification / Webhook URL must be provided beforehand so that traffic can be allowed.
Notifications
850 – Transaction state Notification
860 – Refund Notification
880 – Dispute Notification
Good to know: Using the 'Page Link' block lets you link directly to a page. If this page's name, URL or parent location changes, the reference will be kept up to date. You can also mention a page – like Authentication – if you don't want a block-level link.