Update an existing webhook subscription with a new endpoint destination.
auth attribute is undefined or null, the subscription will not use any authorization data when sending requests to the subscription's endpoint.
The following delivery mode types are supported:
|SendAndForget||The webhook request will not wait for a response to consider the request successful. It will not be retried if it fails.|
|WaitForAck||The webhook request waits for a 200 response to consider the request successful and if not, it will retry the request every 15 minutes for one hour.|