Update README.md

README.md

@@ -11,7 +11,7 @@ Note : untuk menginisiasi library ke aplikasi.
 
 ```
 int idxDriver = 2;
-String 
+String certDebugRespons = ""; //response from API
 readerLib myReader = new readerLib(getActivity(), true, idxDriver);
 myReader.activateDebug(getActivity(), certDebugRespons);
 ```