Pin payment laravel

use Omnipay\Omnipay;
use Omnipay\Common\GatewayFactory;

$load = new GatewayFactory();
$gateway= $load->create('Pin');
$gateway->initialize(array(
  'secretKey' => 'your key',
'testMode'  => true,
));

$card =  array('number' => '4200000000000000', 'expiryMonth' => '6', 'expiryYear' => '2019', 'cvv' => '123','name'=>'name ','address1'=>'address','city'=>'city','country'=>'india');
$response=$gateway->purchase([
 'email'       => 'customer@email.com',
 'description' => 'Widgets',
 'amount'      => '20.00',
 'currency'    => 'USD',
 'card'       => $card,
 'ip_address'  =>  $_SERVER['REMOTE_ADDR']
])->send();
if ($response->isRedirect()) {
// redirect to offsite payment gateway
$response->redirect();
} elseif ($response->isSuccessful()) {
// payment was successful: update database
print_r($response);
} else {
// payment failed: display message to customer
echo $response->getMessage();
print_r($response);
}