| Name | Type | Description |
|---|---|---|
| anchor | String | |
| etag | String | The marker of the previous version of the answer. If the data has not changed, the answer will be blank. |
| keys | String[] |
| Name | Type | Description |
|---|---|---|
| anchor | String | |
| etag | String | The marker of the previous version of the answer. If the data has not changed, the answer will be blank. |
| keys | String[] |