A marker indicating what page of object versions to return next.
This property will be populated when ListVersions is called if the results are paged and there are more pages. To list all object versions, continue to call ListVersions until this property returns empty string.
Refer to ListVersions for more information.
Note: This property is cleared anytime ServiceProvider changes; marker values are only valid when used with the provider that generated them.
This property is not available at design time.