/usr/ is in libjeromq-java 0.3.6-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/libjeromq-java/
/usr/share/doc/libjeromq-java/changelog.Debian.gz
/usr/share/doc/libjeromq-java/copyright
/usr/share/java/
/usr/share/java/jeromq.jar
/usr/share/maven-repo/
/usr/share/maven-repo/org/
/usr/share/maven-repo/org/zeromq/
/usr/share/maven-repo/org/zeromq/jeromq/
/usr/share/maven-repo/org/zeromq/jeromq/0.3.6/
/usr/share/maven-repo/org/zeromq/jeromq/0.3.6/jeromq-0.3.6.pom
/usr/share/maven-repo/org/zeromq/jeromq/debian/
/usr/share/maven-repo/org/zeromq/jeromq/debian/jeromq-debian.pom
/usr/share/java/jeromq-0.3.6.jar
/usr/share/maven-repo/org/zeromq/jeromq/0.3.6/jeromq-0.3.6.jar
/usr/share/maven-repo/org/zeromq/jeromq/debian/jeromq-debian.jar