/usr/lib/x86_64-linux-gnu/libUsageEnvironment.so is in liblivemedia-dev 2016.02.09-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libUsageEnvironment.so.3.1.0
/usr/lib/x86_64-linux-gnu/libUsageEnvironment.so.3.1.0