protected function addSender($mailMessage, $message)
    {
        if (! empty($message->from)) {
            $mailMessage->from($message->from[0], Arr::get($message->from, 1));
        }

        if (! empty($message->replyTo)) {
            foreach ($message->replyTo as $replyTo) {
                $mailMessage->replyTo($replyTo[0], Arr::get($replyTo, 1));
            }
        }
    }