/**
* @param Swift_SignedMessage $message
*
* @return Swift_Message
*/
protected function createMessage(Swift_SignedMessage $message)
{
$mimeEntity = new Swift_Message('', $message->getBody(), $message->getContentType(), $message->getCharset());
$mimeEntity->setChildren($message->getChildren());
$messageHeaders = $mimeEntity->getHeaders();
$messageHeaders->remove('Message-ID');
$messageHeaders->remove('Date');
$messageHeaders->remove('Subject');
$messageHeaders->remove('MIME-Version');
$messageHeaders->remove('To');
$messageHeaders->remove('From');
return $mimeEntity;
}
