title: How to check if user likes a post on facebook with the graph api
body: <p>I simply want to check if a user has liked a post with facebook graph api.</p>
  
  <p>I tried the following query but it does not work:</p>
  
  <pre><code>me/likes/{post_id}
  </code></pre>
  
  <p>Am I missing something?</p>