/usr/lib/libtracker-extract-0.16.so is in libtracker-extract-0.16-dev 0.16.2-1ubuntu4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libtracker-extract-0.16.so.0.1600.2
/usr/lib/libtracker-extract-0.16.so.0.1600.2