Checksum | object | Contains all the possible checksum or digest values for an object. |
ETag | string | An ETag is an opaque identifier assigned by a web server to a specific version of a resource found at a URL. |
ObjectParts | object | A collection of parts associated with a multipart upload. |
ObjectSize | integer | The size of the object in bytes. |
StorageClass | string | <p>Provides the storage class information of the object. Amazon S3 returns this header for all objects except for S3 Standard storage class objects.</p> <p>For more information, see <a href="https://docs.aws.amazon.com/AmazonS3/latest/dev/storage-class-intro.html">Storage Classes</a>.</p> |