/usr/lib/libtelepathy-farstream.so is in libtelepathy-farstream-dev 0.4.0-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libtelepathy-farstream.so.2.0.1
/usr/lib/libtelepathy-farstream.so.2.0.1