/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/ is in libgstreamer-perl 0.19-1+b1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/BufferSize.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/Custom.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/EOS.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/FlushStart.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/FlushStop.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/Navigation.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/NewSegment.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/QOS.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/Seek.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/GStreamer/Event/Tag.pod