# Metadata

> Metadata attached to the key across every locale.

## Definition

* **Type:** Property
* **Namespace:** [Unity.Localization](/engine/6000.7/script-reference/unity/localization.md)
* **Assembly:** UnityEngine.LocalizationRuntimeModule

```csharp
public MetadataCollection Metadata { get; }
```

### Remarks

Holds [IMetadata](/engine/6000.7/script-reference/unity/localization/imetadata.md) items such as author comments. This is per-key metadata; collection-level metadata lives on [SharedTableData.Metadata](/engine/6000.7/script-reference/unity/localization/sharedtabledata/metadata.md).