/usr/lib/x86_64-linux-gnu/libdataquay.so is in libdataquay-dev 0.9-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libdataquay.so.0.9.0
/usr/lib/x86_64-linux-gnu/libdataquay.so.0.9.0