diff --git a/wchat/wx/V3/TransferBatches.php b/wchat/wx/V3/TransferBatches.php
index b0d5fd2..7c41ed0 100644
--- a/wchat/wx/V3/TransferBatches.php
+++ b/wchat/wx/V3/TransferBatches.php
@@ -19,7 +19,7 @@ class TransferBatches extends SmallProgram
      * @throws Exception
      */
     #[ArrayShape(['code_url' => "string"])]
-    public function request(TransferDetail $detail): array
+    public function request(TransferDetail $detail): array|string
     {
         $body                         = [];
         $body['appid']                = $this->getConfig()->getAppid();
@@ -46,8 +46,10 @@ class TransferBatches extends SmallProgram
         $client->post('/v3/transfer/batches');
         $client->close();
 
-        var_dump($client);
-
-        return json_decode($client->getBody(), TRUE);
+        $data = json_decode($client->getBody(), TRUE);
+        if (json_last_error() != JSON_ERROR_NONE) {
+            return $client->getBody();
+        }
+        return $data;
     }
 }
\ No newline at end of file
diff --git a/wchat/wx/V3/WxV3PaymentTait.php b/wchat/wx/V3/WxV3PaymentTait.php
index 8275b27..e3d61c5 100644
--- a/wchat/wx/V3/WxV3PaymentTait.php
+++ b/wchat/wx/V3/WxV3PaymentTait.php
@@ -42,7 +42,6 @@ trait WxV3PaymentTait
         $rand    = md5(random_bytes(32));
         $time    = time();
 
-        var_dump($body);
         $message = sprintf("%s\n%s\n%d\n%s\n%s\n", $http_method, $canonical_url, $time, $rand, $body);
 
         $sign = $this->openssl_signature($message);