I've tried the below, but it didn't works
$email = new CakeEmail();
$email->addHeaders(array("List-Unsubscribe"=>"<$url>"));
Any suggestion? Thank you
I've tried the below, but it didn't works
$email = new CakeEmail();
$email->addHeaders(array("List-Unsubscribe"=>"<$url>"));
Any suggestion? Thank you