bab-icon/app/Exceptions/Sign/SignException.php

<?php


namespace App\Exceptions\Sign;

use Exception;

class SignException  extends Exception
{
    /**
     * Create a new authentication exception.
     *
     * @param  string  $message
     * @return void
     */
    public function __construct($message = '签名错误')
    {
        parent::__construct($message);
    }

}