/usr/share/tracker/miners/org.freedesktop.Tracker1.Miner.Extract.service is in tracker-extract 1.6.2-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/tracker/miners/../../dbus-1/services/org.freedesktop.Tracker1.Miner.Extract.service