code: protected function getData( \Aimeos\MShop\Order\Item\Base\Iface $base, $orderid, array $params )
  	{
  		$data = parent::getData( $base, $orderid, $params );
  
  		if( isset( $params['paymenttoken'] ) ) {
  			$data['token'] = $params['paymenttoken'];
  		}
  
  		return $data;
  	}
docs: Returns the data passed to the Omnipay library
  
  @param \Aimeos\MShop\Order\Item\Base\Iface $base Basket object
  @param $orderid Unique order ID
  @param array $params Request parameter if available