---
title: HMCharacteristicMetadataFormatData
framework: homekit
role: symbol
role_heading: Global Variable
path: homekit/hmcharacteristicmetadataformatdata
---

# HMCharacteristicMetadataFormatData

Indicates that the characteristic has data blob values.

## Declaration

```swift
let HMCharacteristicMetadataFormatData: String
```

## Discussion

Discussion The value is an NSData object containing bytes of data.

## See Also

### Data

- [HMCharacteristicMetadataFormatTLV8](homekit/hmcharacteristicmetadataformattlv8.md)