/usr/share/dbus-1/services/org.freedesktop.Telepathy.Client.Empathy.Auth.service is in empathy 3.4.1-0ubuntu1.
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.freedesktop.Telepathy.Client.Empathy.Auth
Exec=/usr/lib/empathy/empathy-auth-client
|