> For AI agents: the complete documentation index is available at https://types-mediawiki-response.pages.dev/llms.txt, the full documentation bundle is available at https://types-mediawiki-response.pages.dev/llms-full.txt.

# Interface: ApiQueryEchoMarkSeen

Defined in: [extensions/echo.ts:83](https://github.com/BearBin1215/types-mediawiki-response/blob/c1e25ea2ef2684b43c79e05d6e0dd36e33fbc9a3/src/extensions/echo.ts#L83)

The `echomarkseen` object (returned under `query` by `action=echomarkseen`).

## Properties

### result?

> `optional` **result?**: `"success"`

Defined in: [extensions/echo.ts:85](https://github.com/BearBin1215/types-mediawiki-response/blob/c1e25ea2ef2684b43c79e05d6e0dd36e33fbc9a3/src/extensions/echo.ts#L85)

Success sentinel; a rejected call comes back as a top-level error.

***

### timestamp?

> `optional` **timestamp?**: `string`

Defined in: [extensions/echo.ts:88](https://github.com/BearBin1215/types-mediawiki-response/blob/c1e25ea2ef2684b43c79e05d6e0dd36e33fbc9a3/src/extensions/echo.ts#L88)

The "all notifications seen" timestamp just recorded.