---
title: MTRAttributeIDType.MTRClusterTestClusterAttributeNullableOctetStringID
framework: matter
role: symbol
role_heading: Case
path: matter/mtrattributeidtype/mtrclustertestclusterattributenullableoctetstringid
---

# MTRAttributeIDType.MTRClusterTestClusterAttributeNullableOctetStringID

## Declaration

```swift
case MTRClusterTestClusterAttributeNullableOctetStringID
```