# File lib/new_relic/agent/cross_app_monitor.rb, line 86
      def insert_response_header(state, request_headers, response_headers)
        unless state.client_cross_app_id.nil?
          txn = state.current_transaction
          unless txn.nil?
            txn.freeze_name_and_execute_if_not_ignored do
              timings = state.timings
              content_length = content_length_from_request(request_headers)

              set_response_headers(state, response_headers, timings, content_length)
              set_metrics(state.client_cross_app_id, timings)
            end
          end
          clear_client_cross_app_id(state)
        end
      end