change notification serializing order (refs #2756)
change notification serializing order (refs #2756)

tejima/OP3PKG,tejima/OP3PKG,nise-nabe/ppcon-sns,nise-nabe/ppcon-sns,openpne/OpenPNE3,openpne/OpenPNE3,openpne/OpenPNE3,openpne/OpenPNE3