final String previousUpdatedEntry = storageBroker.getLayerMetadata(layerName, LAST_UPDATED);
final String previousUpdatedEntry = storageBroker.getLayerMetadata(layerName, LAST_UPDATED);
final String previousUpdatedEntry = storageBroker.getLayerMetadata(layerName, LAST_UPDATED);
final String previousUpdatedEntry = storageBroker.getLayerMetadata(layerName, LAST_UPDATED);