// you can use the value of the last Key in the response as the marker in the
	// subsequent request to get the next set of object keys.
	ContinuationToken     string `xml:"ContinuationToken,omitempty"`
	NextContinuationToken string `xml:"NextContinuationToken,omitempty"`

	KeyCount  int
	MaxKeys   int
	Delimiter string `xml:"Delimiter,omitempty"`