update certificate request data structure

Change-Id: Id73428d07e6a0315dcdf78da8aba380f429a8f46
diff --git a/tests/unit-tests/ca-memory.t.cpp b/tests/unit-tests/ca-memory.t.cpp
index 490e517..1f50b99 100644
--- a/tests/unit-tests/ca-memory.t.cpp
+++ b/tests/unit-tests/ca-memory.t.cpp
@@ -95,8 +95,8 @@
   json.put("code", "1234");
 
   // update operation
-  CertificateRequest request2(Name("/ndn/site1"), "123", RequestType::NEW, Status::CHALLENGE, "test",
-                              "Email", time::toIsoString(time::system_clock::now()), 3600, 3, json, cert1);
+  CertificateRequest request2(Name("/ndn/site1"), "123", RequestType::NEW, Status::CHALLENGE, cert1,
+                              "email", "test", time::system_clock::now(), 3, time::seconds(3600), std::move(json));
   storage.updateRequest(request2);
   result = storage.getRequest("123");
   BOOST_CHECK_EQUAL(request2.m_cert, result.m_cert);