old api add ecode

classes/fpf/response/ResponseApi.php

@@ -147,7 +147,7 @@ class ResponseApi
         if ($callback_key) {
             $callback = $_GET[$callback_key] ?? '';
         }
-        $arr = ['code' => 200, 'error' => 'OK', 'message' => 'OK', 'data' => $success_data];
+        $arr = ['code' => 200, 'ecode' => 200, 'error' => 'OK', 'message' => 'OK', 'data' => $success_data];
         if ($callback) {
             $callback = Html::encode($callback_key);
             self::header('Content-type', 'application/javascript');