2.1.1 rendition/…/preferences/tts/…

https://www.drillster.com/api/2.1.1/rendition/{drillable}/preferences/tts/{language}

This endpoint supports the following operations:

Operation	Description
GET	Retrieves the text-to-speech preferences for a given drill or course.
PATCH	Allows partial updates of a text-to-speech preferences.
PUT	Submits the preferences to convert a text-to-speech.