Cloud Storage Object
| Property | Type | Description |
|---|---|---|
| kind | string | Kind of content. |
| id | string | Unique identifier of content. |
| name | string | name. |
| selfLink | string | selfLink. |
| timeCreated | string | timeCreated. |
| updated | string | modifiedTime. |
| bucket | string | bucket name. |
| generation | number | generation. |
| metageneration | number | meta generation id. |
| etag | string | etag for bucket. |
| contentType | string | content type |
| storageClass | string | storage class |
| size | number | generation. |
| contentEncoding | string | content encoding |
| gsURL | string | content encoding. |
