/usr/share/man/man1/zita-j2a.1.gz is in zita-ajbridge 0.7.0-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/zita-ajbridge.1.gz
/usr/share/man/man1/zita-ajbridge.1.gz