API data storage

Yeah, I ended up rewriting to use the _id instead.

function authenticated_user($access_token) {
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, 'https://api.twitch.tv/kraken/user');
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_HTTPHEADER, array(
        'Authorization: OAuth '.$access_token
    ));
	
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	
    $output = curl_exec($ch);
    $response = json_decode($output, true);
    curl_close($ch);

    return $response;		
}

For future searches.
$response[’_id’]