- var_dump: documentation ( source)
- json_decode: documentation ( source)
- array_shift: documentation ( source)
<?php
$a = json_decode( '{"admin":{"author_id":1,"author_login":"admin","author_email":"info@8guild.com","author_display_name":"Penny","author_first_name":"","author_last_name":""}}', true );
$b = array_shift( $a );
var_dump( $b );