/usr/share/dbus-1/services/org.cinnamon.ScreenSaver.service is in cinnamon-screensaver 2.8.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | [D-BUS Service]
Name=org.cinnamon.ScreenSaver
Exec=/usr/bin/cinnamon-screensaver --no-daemon
|