/usr/share/doc/gir1.2-gst-rtsp-server-0.10/changelog.Debian.gz is in gir1.2-gst-rtsp-server-0.10 0.10.8-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/gir1.2-gst-rtsp-server-0.10/../libgstrtspserver-0.10-0/changelog.Debian.gz