new_contents: import logging
  import datetime
  
  class Iso8601Formatter(logging.Formatter):
      def formatTime(self, record, datefmt=None):
          record_time = datetime.datetime.utcfromtimestamp(record.created)
          return record_time.strftime("%Y-%m-%dT%H:%M:%S.%fZ")
  
subject: Add formatter for outputting iso8601 dates