/usr/share/java/jenkins-json-lib.jar is in libjenkins-json-java 2.4-jenkins-3-4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/java/jenkins-json-lib-2.4-jenkins-3.jar
/usr/share/java/jenkins-json-lib-2.4-jenkins-3.jar