Posting to Timeline using PHP SDK 4.0.x with additional parameters

fb-post-extended-4.0.x.php

<?php
 
// make api call
$response = (new FacebookRequest(
    $session, 'POST', '/me/feed', array(
      'name' => 'Facebook API: Posting a Status Update Using PHP SDK 4.0.x',
      'caption' => "I'm rewriting old tutorials to work with the new PHP SDK 4.0 and Graph API 2.0.",
      'link' => 'https://www.webniraj.com/2014/05/29/facebook-api-p…-php-sdk-4-0-x/',
      'message' => 'Check out my new tutorial'
    )
  ))->execute()->getGraphObject()->asArray();
 
// output response - should include post_id
print_r( $response );