$message_entity->head->add("Subject", "Your signed PGP key 0x$key_id");
$message_entity->head->add("To", $address);
$message_entity->head->add("From", '"'.$CONFIG{'owner'}.'" <'.$CONFIG{'email'}.'>');
$message_entity->head->add("Subject", "Your signed PGP key 0x$key_id");
$message_entity->head->add("To", $address);
$message_entity->head->add("From", '"'.$CONFIG{'owner'}.'" <'.$CONFIG{'email'}.'>');