for _, item := range s.Items {
		if err := e.Encode(xmlKeyEntry{
			XMLName: xxml.Name{Local: item.Key},
			Value:   item.Value,
		}); err != nil {
			return err
		}
	}

	return e.EncodeToken(start.End())
}

// ObjectInternalInfo contains some internal information about a given
// object, it will printed in listing calls with enabled metadata.
type ObjectInternalInfo struct {
	K int // Data blocks