Fires when the UX component is being synchronized. Fires after the client-side 'onSynchronizeDialog' event has fired.
The e object contains
Runtime calculations - you can use this to store data to be passed to other server side events (Note: the 'rtc' object cannot be used to persist state information - i.e. you can't set a value in rtc and then read that value in a subsequent callback. To persist state info see e._state).
The sql::arguments object with values for the arguments defined for the component