title: Post stories (through Facebook App and Game Group API) as the app using PHP SDK
body: <p>How I can post stories(through Facebook App and Game Group API) as the app using PHP SDK ? </p>
  
  <p>I'm getting a permission error :  </p>
  
  <pre><code>(#200) User does not have sufficient administrative permission for this action on this page 
  </code></pre>
  
  <p>I'm using this params:       </p>
  
  <pre><code>$params = array( 
          'message' =&gt; 'test',
          'access_token' =&gt; $access_token
      );
  
      $this-&gt;facebook-&gt;api('/' .$group_id .'/feed', 'post', $params);
  </code></pre>