request = $request; } public function success($msg = 'ok', ?array $data = null) { return app('json')->success($msg, $data); } public function error($msg = 'fail', ?array $data = null) { return app('json')->fail($msg, $data); } public function status($status, $msg = 'ok', ?array $data = null) { return app('json')->status($status, $msg, $data); } }