public function toMail(object $notifiable) 	{ 		$verificationUrl = $this->verificationUrl($notifiable); 		$default_language = $notifiable->user->default_language->value;  		if (static::$toMailCallback) { 			return call_user_func(static::$toMailCallback, $notifiable, $verificationUrl); 		}  		return new VerifyMail($notifiable, $verificationUrl, $default_language); 	}