*/
public static void registerDelayedValue(
UpdateSpec spec, JobRecord generatorJobRecord, long delaySec, Slot slot) {
Key rootKey = generatorJobRecord.getRootJobKey();
QueueSettings queueSettings = generatorJobRecord.getQueueSettings();
DelayedSlotFillTask task = new DelayedSlotFillTask(slot, delaySec, rootKey , queueSettings);
spec.getFinalTransaction().registerTask(task);
}