Fire a trigger into the event system
number = rb.schedule.action.trigger(trigger, contactID, customData)
The 'action.trigger' method takes 3 parameters:
custom data against this trigger. This can be interrogated by the action called action URL.
The 'action.trigger' method returns number:
This method fires an anoymous trigger into the scheduler. This will be matched against all
active listener records and the system will call the action ID for all matching 'event' records.