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# metadata

A collection of metadata to be written to the receiver’s output files.

```
var metadata: [AVMetadataItem] { get set }
```

## Discussion

The value of this property is an array of `AVMetadataItem` objects representing the collection of top-level metadata to be written in each output file. Only ID3 v2.2, v2.3, or v2.4 style metadata items are supported.

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