IE and Edge wraps playready license challenges in PlayReadyKeyMessage xml.
Not all PlayReady clients do this.
Checks if the challenge is wrapped, and if so, returns the set headers and unwrapped challenge.
Otherwise, returns the challenge as-is with the required content type header.
IE and Edge wraps playready license challenges in PlayReadyKeyMessage xml. Not all PlayReady clients do this. Checks if the challenge is wrapped, and if so, returns the set headers and unwrapped challenge. Otherwise, returns the challenge as-is with the required content type header.