协议的data和end字段单独解析出来

license/src/main/java/iot/sixiang/license/balance/BalanceManager.java

@@ -41,7 +41,6 @@ public class BalanceManager {
             List<Server> servers = new ArrayList<>(allServers.values());
             return servers.get(index);
         }
-
-
     }
+
 }