payload:  
  # > Youtube
  # - User-Agent,*youtube*
  # - User-Agent,YouTube*
  - DOMAIN-KEYWORD,youtube
  - DOMAIN,yt3.ggpht.com
  - DOMAIN-SUFFIX,googlevideo.com
  - DOMAIN-SUFFIX,gvt2.com
  - DOMAIN-SUFFIX,youtu.be
  - DOMAIN-SUFFIX,ytimg.com