make 3rd party http request with guzzle http client laravel

       
        use GuzzleHttp\Client;

       $client  = new \GuzzleHttp\Client(); 
        $response = $client->request('POST','http://51.15.140.211:3333/send',[
            'headers' => [
                'content-type' => 'application/x-www-form-urlencoded',
            ],
            'form_params' => [
                'name'=>$event->user->name,
                'to' =>$event->user->email,
                'token'=>$token,
                'email_type'=> $event->email_type
            ],
        ]);