JSFS media extensions
#API
#GET
GET requests will attempt to return the resource at the requested URL in the media format specified by the Accept header. If the requested format cannot be returned, an HTTP 406 status is returned with a Content-Type of text/html and a text body describing what (if anything) can be done to allow the server to deliver the requested type.
#Supported Media Types
audio/mpegaudio/oggaudio/opus