/usr/ is in libsoup-gnome2.4-dev 2.44.2-1ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/libsoup-gnome-2.4/
/usr/include/libsoup-gnome-2.4/libsoup/
/usr/include/libsoup-gnome-2.4/libsoup/soup-gnome.h
/usr/include/libsoup-gnome-2.4/libsoup/soup-gnome-features.h
/usr/include/libsoup-gnome-2.4/libsoup/soup-cookie-jar-sqlite.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/libsoup-gnome-2.4.a
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/libsoup-gnome-2.4.pc
/usr/share/
/usr/share/gir-1.0/
/usr/share/gir-1.0/SoupGNOME-2.4.gir
/usr/share/doc/
/usr/share/doc/libsoup-gnome2.4-dev/
/usr/share/doc/libsoup-gnome2.4-dev/copyright
/usr/lib/x86_64-linux-gnu/libsoup-gnome-2.4.so
/usr/share/doc/libsoup-gnome2.4-dev/README
/usr/share/doc/libsoup-gnome2.4-dev/changelog.Debian.gz
/usr/share/doc/libsoup-gnome2.4-dev/AUTHORS
/usr/share/doc/libsoup-gnome2.4-dev/NEWS.gz