get facebook groups of my friends

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Facebook-API

hi2all i have tried to get my friends groups but faild my code (php)

$data['friends_groups']= $this->facebook->api('me/friends?fields=groups,name');

               //die(var_dump($data['friends_groups']));

               $this->dd($data['friends_groups']);

permissions

$params = array('scope' => 'user_status,publish_stream,user_photos,user_groups');
            $data['login_url'] = $this->facebook ->getLoginUrl($params);

when i dumped $data['groups']

it outputs the following
my friends
although i tested it in console and it returns correct answer

https://developers.facebook.com/tools/explorer?method=GET&path=me%2Ffriends%3Ffields%3Dgroups%2Cname&version=v2.0[^]