Resource         string
	Region           string `xml:"Region,omitempty" json:"Region,omitempty"`
	RequestID        string `xml:"RequestId" json:"RequestId"`
	HostID           string `xml:"HostId" json:"HostId"`
	ActualObjectSize string `xml:"ActualObjectSize,omitempty" json:"ActualObjectSize,omitempty"`
	RangeRequested   string `xml:"RangeRequested,omitempty" json:"RangeRequested,omitempty"`
}

 * [Set]. Doing so is both inefficient because equality may require a DNS lookup, and incorrect
 * because unequal URLs may be equal because of how they are hosted.
 *
 * ### Equal URLs should be equal
 *
 * These two URLs are semantically identical, but `java.net.URI` disagrees:
 *
 *  * http://host:80/
 *
 *  * http://host
 *