diff --git a/server/gameserver/roommgr.cc b/server/gameserver/roommgr.cc
index 1b96164c..c143ca6f 100644
--- a/server/gameserver/roommgr.cc
+++ b/server/gameserver/roommgr.cc
@@ -763,7 +763,6 @@ void RoomMgr::SendGetBattleData(int mode,
         }
         auto url_params = a8::MutableXObject::CreateObject();
         {
-            auto data = a8::MutableXObject::CreateObject();
             auto members = a8::MutableXObject::CreateArray();
             int i = 0;
             for (auto msg : join_msgs) {
@@ -776,11 +775,10 @@ void RoomMgr::SendGetBattleData(int mode,
                 ++i;
                 members->Push(*member.get());
             }
-            data->SetVal("members", *members);
-            data->SetVal("mode", mode);
-            url_params->SetVal("data", data->ToJsonStr());
             url_params->SetVal("account_id", join_msgs[0]->account_id());
             url_params->SetVal("session_id", join_msgs[0]->session_id());
+            url_params->SetVal("mode", mode);
+            url_params->SetVal("members", members->ToJsonStr());
         }
         HttpProxy::Instance()->HttpGet
             (