diff --git a/src/main/java/cn/org/bjca/trust/java/imserver/controller/HelloController.java b/src/main/java/cn/org/bjca/trust/java/imserver/controller/HelloController.java
index 0390382..ddfb1c0 100644
--- a/src/main/java/cn/org/bjca/trust/java/imserver/controller/HelloController.java
+++ b/src/main/java/cn/org/bjca/trust/java/imserver/controller/HelloController.java
@@ -19,7 +19,7 @@ public class HelloController {
     public String getUserSig(@PathVariable String id) throws Exception {
         System.out.println("id ==> " + id);
         if (null == tl)
-            tl = new TLSSigAPIv2(1400803988, "057bdae3217929deeedb59625f8dba67169ce404212b74729417ff9909b101e7");
+            tl = new TLSSigAPIv2(1400810832, "45aecdb877460cee0b067cc0144b19e19e9352545ccc3376b52a71f719b5bf57");
 
         return "{\"code\":0,\"data\":{\"userId\":\"" + id + "\",\"userSig\":\"" + tl.genUserSig(id, 2592000) + "\"},\"message\":\"\"}";
     }
diff --git a/src/main/java/cn/org/bjca/trust/java/imserver/request/RequestManager.java b/src/main/java/cn/org/bjca/trust/java/imserver/request/RequestManager.java
index d45861e..f039814 100644
--- a/src/main/java/cn/org/bjca/trust/java/imserver/request/RequestManager.java
+++ b/src/main/java/cn/org/bjca/trust/java/imserver/request/RequestManager.java
@@ -126,7 +126,4 @@ public class RequestManager {
         groupRepository.save(groupEntity);
     }
 
-    public void getHistoryForMsg(String appId, String userId, int pageSize, long timestamp) {
-    }
-
 }