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# HomeContext.MetadataKey

Keys for values in the context’s metadata.

```
enum MetadataKey
```

## Topics

### Keys

[`static let accessoryErrorCode: String`](/documentation/HomeExtensions/HomeContext/MetadataKey/accessoryErrorCode)

The key for the code of the accessory’s top error.

[`static let accessoryErrorDetails: String`](/documentation/HomeExtensions/HomeContext/MetadataKey/accessoryErrorDetails)

The key for additional details about the accessory’s top error.

[`static let helpGuideContentId: String`](/documentation/HomeExtensions/HomeContext/MetadataKey/helpGuideContentId)

The key for the content identifier of the help guide entry that a person opened.


---

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