diff --git a/daemon/mgmt/manager-base.cpp b/daemon/mgmt/manager-base.cpp
index 04e2705..da553a5 100644
--- a/daemon/mgmt/manager-base.cpp
+++ b/daemon/mgmt/manager-base.cpp
@@ -99,6 +99,22 @@
   m_face->put(*responseData);
 }
 
+// for future commit
+//void
+//ManagerBase::sendNack(const Name& name)
+//{
+//  NFD_LOG_DEBUG("responding NACK to " << name);
+//
+//  ndn::MetaInfo meta;
+//  meta.setType(ndn::tlv::ContentType_Nack);
+//
+//  shared_ptr<Data> responseData(make_shared<Data>(name));
+//  responseData->setMetaInfo(meta);
+//
+//  m_keyChain.sign(*responseData);
+//  m_face->put(*responseData);
+//}
+
 bool
 ManagerBase::validateParameters(const ControlCommand& command,
                                 ControlParameters& parameters)