- var_dump: documentation ( source)
- json_decode: documentation ( source)
<?php
$json = json_decode('{"thumbnail":{"@url":"http:\/\/www.livestream.com\/filestore\/user-files\/chlukeestv\/2010\/01\/04\/92609a8d-afa6-4832-a8b2-ac4dc2925f4b_10.jpg"}}');
var_dump($json->thumbnail);