/usr/share/jscommunicator/internationalization/ is in libjs-jscommunicator 2.1.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/jscommunicator/internationalization/Messages.properties
/usr/share/jscommunicator/internationalization/Messages_bg.properties
/usr/share/jscommunicator/internationalization/Messages_de.properties
/usr/share/jscommunicator/internationalization/Messages_en.properties
/usr/share/jscommunicator/internationalization/Messages_es.properties
/usr/share/jscommunicator/internationalization/Messages_fr.properties
/usr/share/jscommunicator/internationalization/Messages_he.properties
/usr/share/jscommunicator/internationalization/Messages_nb.properties
/usr/share/jscommunicator/internationalization/Messages_nl.properties
/usr/share/jscommunicator/internationalization/Messages_nn.properties
/usr/share/jscommunicator/internationalization/Messages_pl.properties
/usr/share/jscommunicator/internationalization/Messages_pt.properties
/usr/share/jscommunicator/internationalization/Messages_sk.properties