dd

app/Http/Controllers/Api/PayPlusController.php

@@ -82,7 +82,7 @@ class PayPlusController implements PayMentInterFace
     {
         $post = $request->all();
         Util::WriteLog('PayPlus', 'cash notify: ' . json_encode($post, JSON_UNESCAPED_UNICODE));
-        Util::WriteLog('PayPlus', 'cash notify body: ' . (string) $request->getContents());
+        Util::WriteLog('PayPlus', 'cash notify body: ' . (string) $request->getContent());
         $signature = $request->header('Authorization', '');
         $service = (new PayPlus())->getPayoutService();
         if (!$service->verifyPayoutSignature($post, $signature)) {