protected function fire(Model $model) : array
    {
        $recipient = $this->getRecipient();

        if ($recipient->phone === null) {
            $recipient->phone = config('antares/notifications::default.sms');
        }

        $params = ['variables' => ['user' => $recipient], 'recipients' => [$recipient]];

        return event($model->event, $params);
    }