I made a service integration of Superplayer.fm by @robsondealmeida and 3brtech for Nuvola.
It will works in Linux and maybe also in Mac.
First you will need Nuvola player installed in your favorite Unix based operating system. And then, as a normal user:
See it in action:
I also have submitted the service integration for the core project for make it available by default. I will update this post when it happen.