Adds a track to the Spotify playlist whose ID is stored in the passed Credentials.
Note: Must be called from inside a Fiber.
The current TwitchPlugin.
Credentials aggregate.
Spotify track ID of the track to add.
Whether or not the function is recursing into itself.
A JSONValue of the response.
UnexpectedJSONException
on unexpected JSON.
ErrorJSONException
if the returned JSON has an "error" field.
Adds a track to the Spotify playlist whose ID is stored in the passed Credentials.
Note: Must be called from inside a Fiber.