Google Analytics for Facebook Instant Articles (Full Snippet)

ga4fbia.js

<figure class="op-tracker">
  <iframe>
  <script>
  (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
  (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
  m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
  })(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
 
  ga('create', 'UA-XXXXXXXX-XX', 'auto');
  ga('require', 'displayfeatures');
  ga('set', 'campaignSource', 'Facebook');
  ga('set', 'campaignMedium', 'Social Instant Article');
  ga('set', 'title', 'FBIA: '+ia_document.title);
  ga('send', 'pageview');
 
  </script>
  </iframe>
</figure>