public function getMessage(TicketsOrder $order, $data)
{
$attachement = \Swift_Attachment::newInstance($data, 'billets.pdf', 'application/pdf');
$message = \Swift_Message::newInstance()->setFrom('*****@*****.**')->setTo($order->getMail())->setSubject('Billets du Louvre - Votre commande')->setBody('<p>Bonjour,</p><p>Voici vos billets</p>', 'text/html')->attach($attachement);
return $message;
}
