# ResponseAudioDeltaEvent
## Properties
Name | Type | Description | Notes
------------ | ------------- | ------------- | -------------
**r#type** | **String** | The type of the event. Always `response.audio.delta`. |
**sequence_number** | **i32** | A sequence number for this chunk of the stream response. |
**delta** | **String** | A chunk of Base64 encoded response audio bytes. |
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