@Override
    public String toString() {
      return "Name=" + name + ", Prefix=" + prefix + ", MaxKeys=" + maxKeys + ", KeyCount=" + keyCount + ", Delimiter="
          + delimiter + ", Contents=" + contents + ", Encoding type=" + encodingType + ", IsTruncated=" + isTruncated
          + ", CommonPrefixes=" + commonPrefixes;
    }
This class contains the payload for S3 requests rendered in XML.
ambry-api/src/main/java/com/github/ambry/frontend/s3/S3MessagePayload.java