How to configure asap_key_server for JWT authetication

Hi Community,
We have a Docker-based jitsi meet setup - 5963 version

The end goal is to enable moderated meetings, as seen on meet.jit.si

For Same We need to Have JWT authentication to our deployment i.e https://xyz.meet.com

Answers from some Posts We understand that we need to configure jitsi-meet to use key server (asap_key_server ) .

Any guide how to configure as asap_key_server ??