Pandora Premium.txt -

: Premium subscribers can access a higher-quality 192 Kbps audio stream.

A link is sent to your phone after the feature is added to your mobile plan. Pandora Premium.txt

To help you further, are you trying to from a text file, or are you a developer looking to create a script using Pandora's API? Upgrade to Pandora Plus or Pandora Premium : Premium subscribers can access a higher-quality 192