/usr/share/gstreamer-1.0/presets/GstFreeverb.prs is in gstreamer1.0-plugins-bad 1.14.0-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | [_presets_]
element-name=GstFreeverb
version=1.5.0.1
[cathedral]
room-size=0.85
damping=0
width=1
level=0.5
[engine room]
room-size=1
damping=0.25
width=1
level=1
[small room]
room-size=0.8
damping=0.25
width=0.3
level=0.3
|