Notification Endpoints
Per-user operations called from end-user apps - register a delivery endpoint on an integration (push install, account-link, etc.).
List integrations (non-admin)
Returns the `integration_id` / `integration_type` of every configured
Register a delivery endpoint on this integration
Registers a delivery endpoint for the calling user on the given
Unregister one specific endpoint
Removes the named endpoint for the calling user on the given