> 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: ApiExtMetadataField

Defined in: [core/query/imageinfo.ts:43](https://github.com/BearBin1215/types-mediawiki-response/blob/d354a9c689faf74c19e13b617a83dcdb7a83726f/src/core/query/imageinfo.ts#L43)

One structured `extmetadata` field.

## Properties

### hidden?

> `optional` **hidden?**: `string`

Defined in: [core/query/imageinfo.ts:55](https://github.com/BearBin1215/types-mediawiki-response/blob/d354a9c689faf74c19e13b617a83dcdb7a83726f/src/core/query/imageinfo.ts#L55)

Presentation hint; serialized as an empty string when set (fv2 quirk).

***

### source?

> `optional` **source?**: `string`

Defined in: [core/query/imageinfo.ts:52](https://github.com/BearBin1215/types-mediawiki-response/blob/d354a9c689faf74c19e13b617a83dcdb7a83726f/src/core/query/imageinfo.ts#L52)

Where the value came from, e.g. `mediawiki-metadata`.

***

### value?

> `optional` **value?**: `string` | `number` | [`ApiExtMetadataMultilangValue`](https://types-mediawiki-response.pages.dev/api/core/ApiExtMetadataMultilangValue.md)

Defined in: [core/query/imageinfo.ts:49](https://github.com/BearBin1215/types-mediawiki-response/blob/d354a9c689faf74c19e13b617a83dcdb7a83726f/src/core/query/imageinfo.ts#L49)

Field value: a string for most fields, numeric for a few (e.g. the
extension version), or the raw [ApiExtMetadataMultilangValue](https://types-mediawiki-response.pages.dev/api/core/ApiExtMetadataMultilangValue.md) map
when the request set `iiextmetadatamultilang=1`.