/usr/lib/x86_64-linux-gnu/libzzipmmapped-0.so is in libzzip-dev 0.13.62-3.1ubuntu0.18.04.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libzzipmmapped.so
/usr/lib/x86_64-linux-gnu/libzzipmmapped.so