Here some resources:

• https://mpolinowski.github.io/docs/DevOps/NGINX/2019-11-08--nginx-rtmp-website/2019-11-08/
• https://www.youtube.com/watch?v=c8JfwQiociU
• https://youtu.be/D-UjQo_8_rY
• using also https://videojs.com/ to embedd any stream into SN website