DataHook

A DataHook is a pair of functions that are invoked during a load and a save. This mechanism is a means you can use for storing/retrieving custom data from the payload the UI exports.

Name	Type	Description
load	(d:UISaveData) => any	Notification that data has been loaded.
save	(d:UISaveData) => any	Notification that data is being saved. Your hook can write its data to d.