Currently EventObject of rule with _Box.Name is allowed to set personium-localbox:/xxx only.
But Object for cell control object's operations can't express by personium-localbox:/.
Therefore make personium-localcell:/__xxx available on EventObject of rule with _Box.Name.
Currently EventObject of rule with _Box.Name is allowed to set personium-localbox:/xxx only. But Object for cell control object's operations can't express by personium-localbox:/. Therefore make personium-localcell:/__xxx available on EventObject of rule with _Box.Name.