/usr/lib/nodejs/ is in node-libs-browser 2.1.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/nodejs/node-libs-browser/
/usr/lib/nodejs/node-libs-browser/README.md
/usr/lib/nodejs/node-libs-browser/index.js
/usr/lib/nodejs/node-libs-browser/mock/
/usr/lib/nodejs/node-libs-browser/mock/buffer.js
/usr/lib/nodejs/node-libs-browser/mock/console.js
/usr/lib/nodejs/node-libs-browser/mock/dns.js
/usr/lib/nodejs/node-libs-browser/mock/empty.js
/usr/lib/nodejs/node-libs-browser/mock/net.js
/usr/lib/nodejs/node-libs-browser/mock/process.js
/usr/lib/nodejs/node-libs-browser/mock/punycode.js
/usr/lib/nodejs/node-libs-browser/mock/tls.js
/usr/lib/nodejs/node-libs-browser/mock/tty.js
/usr/lib/nodejs/node-libs-browser/package.json