code: protected void debugLog(String operationType, Long receivedTimeInMs) {
          long durationInMs = receivedTimeInMs - (this.parsedRequestOriginTimeInMs);
          int numVectorClockEntries = (this.parsedVectorClock == null ? 0
                                                                     : this.parsedVectorClock.getVersionMap()
                                                                                             .size());
          logger.debug("Received a new request. Operation type: " + operationType + " , Key(s): "
                       + keysHexString(this.parsedKeys) + " , Store: " + this.storeName
                       + " , Origin time (in ms): " + (this.parsedRequestOriginTimeInMs)
                       + " , Request received at time(in ms): " + receivedTimeInMs
                       + " , Num vector clock entries: " + numVectorClockEntries
                       + " , Duration from RESTClient to CoordinatorRestRequestValidator(in ms): "
                       + durationInMs);
  
      }
docs: Prints a debug log message that details the time taken for the Http
  request to be parsed by the coordinator
  
  @param operationType
  @param receivedTimeInMs