{{ reference ? 'Edit' : 'Add' }}
The request method to use when sending the notification. This can be any of the standard HTTP
methods.
The request type to use when sending the notification. This can be JSON or
FORM request.
Subscribe to the events you want to listen for. When the event is triggered, the notification will
be sent to the target URL. If no events are selected, the notification will be sent for all events.
The header key to send with the notification.
The header value to send with the notification.
If header key or value is empty, the header will not be sent.