> For the complete documentation index, see [llms.txt](https://anilist.gitbook.io/anilist-apiv2-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://anilist.gitbook.io/anilist-apiv2-docs/docs/reference/object/mediadatachangenotification.md).

# MediaDataChangeNotification

Notification for when a media entry's data was changed in a significant way impacting users' list tracking

| Field         |                                                                                                                Argument | Type                                           | Description |
| ------------- | ----------------------------------------------------------------------------------------------------------------------: | ---------------------------------------------- | ----------- |
| **id**        |                        [Int](https://github.com/AniList/ApiV2-GraphQL-Docs/blob/master/reference/scalar/int/README.md)! | The id of the Notification                     |             |
| **type**      | [NotificationType](https://github.com/AniList/ApiV2-GraphQL-Docs/blob/master/reference/enum/notificationtype/README.md) | The type of notification                       |             |
| **mediaId**   |                        [Int](https://github.com/AniList/ApiV2-GraphQL-Docs/blob/master/reference/scalar/int/README.md)! | The id of the media that received data changes |             |
| **context**   |                   [String](https://github.com/AniList/ApiV2-GraphQL-Docs/blob/master/reference/scalar/string/README.md) | The reason for the media data change           |             |
| **reason**    |                   [String](https://github.com/AniList/ApiV2-GraphQL-Docs/blob/master/reference/scalar/string/README.md) | The reason for the media data change           |             |
| **createdAt** |                         [Int](https://github.com/AniList/ApiV2-GraphQL-Docs/blob/master/reference/scalar/int/README.md) | The time the notification was created at       |             |
| **media**     |                     [Media](https://github.com/AniList/ApiV2-GraphQL-Docs/blob/master/reference/object/media/README.md) | The media that received data changes           |             |