type Part struct {
	PartNumber   int
	LastModified string
	ETag         string
	Size         int64

	// Checksum values
	ChecksumCRC32  string `xml:"ChecksumCRC32,omitempty"`
	ChecksumCRC32C string `xml:"ChecksumCRC32C,omitempty"`
	ChecksumSHA1   string `xml:"ChecksumSHA1,omitempty"`
	ChecksumSHA256 string `xml:"ChecksumSHA256,omitempty"`
}

// ListPartsResponse - format for list parts response.