If set, the installationId triggering the request.
If true, means the master key was used.
If set, the user that made the request.
If set, the session of the user that made the request.
The live query event that triggered the request.
The object triggering the hook.
If set, the object, as currently stored.
The number of clients connected.
The number of subscriptions connected.
If the LiveQuery event should be sent to the client. Set to false to prevent LiveQuery from pushing to the client.