/usr/ is in libechonest5-dev 2.3.1-0.3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/share/
/usr/share/doc/
/usr/share/doc/libechonest5-dev/
/usr/share/doc/libechonest5-dev/copyright
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/libechonest5.pc
/usr/include/
/usr/include/echonest5/
/usr/include/echonest5/echonest_export.h
/usr/include/echonest5/Playlist.h
/usr/include/echonest5/CatalogArtist.h
/usr/include/echonest5/CommonTypes.h
/usr/include/echonest5/Track.h
/usr/include/echonest5/Catalog.h
/usr/include/echonest5/CatalogItem.h
/usr/include/echonest5/Artist.h
/usr/include/echonest5/Genre.h
/usr/include/echonest5/CatalogUpdateEntry.h
/usr/include/echonest5/CatalogSong.h
/usr/include/echonest5/ArtistTypes.h
/usr/include/echonest5/TypeInformation.h
/usr/include/echonest5/AudioSummary.h
/usr/include/echonest5/Song.h
/usr/include/echonest5/Util.h
/usr/include/echonest5/Config.h
/usr/share/doc/libechonest5-dev/changelog.Debian.gz
/usr/lib/x86_64-linux-gnu/libechonest5.so