Replace [YOUR_API_TOKEN] with your token
<?php
$curl = curl_init('https://api.adnium.com/v1/publisher/site/[YOUR_SITE_ID]?token=[YOUR_API_TOKEN]');
curl_setopt($tcurl, CURLOPT_RETURNTRANSFER, true);
$response = curl_exec($curl);
curl_close($curl);
var_dump($response);
?>