/usr/lib/libunity-2d-private.so.0 is in libunity-2d-private0 5.12.0-0ubuntu1.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libunity-2d-private.so.0.0.0
/usr/lib/libunity-2d-private.so.0.0.0