title: Android: Facebook Messenger Platform and Referral Links
body: <p>Been playing with the new Messenger platform, was wondering if there's a way to add referral data to the Google's Play store when a user hits the "install" button.
  Is there a kind of metadata i can pass ?</p>
  
  <p>Here's a link to the new <a href="https://developers.facebook.com/products/messenger" rel="nofollow">Messenger Platform</a></p>