/usr/lib/x86_64-linux-gnu/libedata-cal-1.2.so.28 is in libedata-cal-1.2-28 3.28.1-1ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libedata-cal-1.2.so.28.0.0
/usr/lib/x86_64-linux-gnu/libedata-cal-1.2.so.28.0.0