laravel返回json中文unicode編碼問題

vendor\laravel\framework\src\Illuminate\Http\JsonResponse.php的構造函數

    public function __construct($data = null, $status = 200, $headers = [], $options = 0)
    {

        //$this->encodingOptions = $options; //修改前
     
        $this->encodingOptions = JSON_UNESCAPED_UNICODE;   //修改後
        parent::__construct($data, $status, $headers);
    }