Profile Guard

$me = json_decode(curl("https://graph.facebook.com/me?fields=id&access_token=".$token));
if($me && $me->id) {
    $var = "{\"0\":{\"is_shielded\":true,\"session_id\":\"$hash\",\"actor_id\":\"$me->id\",\"client_mutation_id\":\"$hash\"}}";
    $hajar = json_decode(curl("https://graph.facebook.com/graphql", array(
        "variables" => $var,
        "doc_id" => "1477043292367183",
        "query_name" => "IsShieldedSetMutation",
        "strip_defaults" => "true",
        "strip_nulls" => "true",
        "locale" => "en_US",
        "client_country_code" => "US",
        "fb_api_req_friendly_name" => "IsShieldedSetMutation",
        "fb_api_caller_class" => "IsShieldedSetMutation",
        "access_token" => $token
    )));

    if($hajar->data->is_shielded_set->is_shielded) echo "Success";
    else "Failed";