diff --git a/third_party/phpcommon b/third_party/phpcommon
index f401b4f..7ecf558 160000
--- a/third_party/phpcommon
+++ b/third_party/phpcommon
@@ -1 +1 @@
-Subproject commit f401b4f89a47b3f4d2835a647d68ad11deac9275
+Subproject commit 7ecf558df93a2656631782e76c6d35697da72808
diff --git a/webapp/controller/PayController.class.php b/webapp/controller/PayController.class.php
index 8e9d622..e77c40c 100644
--- a/webapp/controller/PayController.class.php
+++ b/webapp/controller/PayController.class.php
@@ -412,10 +412,22 @@ class PayController{
         $itemid = $_REQUEST['itemid'];
         $itemnum = $_REQUEST['itemnum'];
 
+        $params = array(
+            'account_id' => $_REQUEST['account_id'],
+            'itemid' => 1,
+            'itemnum' => 1,
+            'price' => 0.01
+        );
+        $timestamp = time();
+        $params['sign'] = phpcommon\md5Sign($params, '06ba97e28ea905b0b7ed5477746b07f1', $timestamp);
+        $params['timestamp'] = $timestamp;
+        $iv = 'wx1dd2f605f4f8496b';
+        $key = 'c868a478c81ff3c168b35d703f787d3c';
+        $str_encoded = '2001_' . base64_encode(phpcommon\aesEncrypt(json_encode($params), $iv, $key));
         echo json_encode(array(
             'errcode' => 0,
             'errmsg'=> '',
-            'data' => 'hello'
+            'data' => $str_encoded
         ));
     }
 }