How to setup NGNIX + Node JS live streaming to scroll back?

Question

Node.js

How to set up an RTMP/HSL NGNIX server to dynamically upload a saved stream (like on YouTube), so that a newly arrived viewer can rewind in time where he missed? Node.JS in the question, since I tried using npm node-media-server, it only turned out to write mp4 files without compression to the folder according to the broadcast start time