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# session(_:didGenerateShareableConfigurationData:for:)

Provides configuration data to share with a third-party accessory.

```
optional func session(_ session: NISession, didGenerateShareableConfigurationData shareableConfigurationData: Data, for object: NINearbyObject)
```

## Parameters

`session`

The session that produced the configuration data.

`shareableConfigurationData`

The data to share with the accessory.

`object`

A representation of the accessory as an [`NINearbyObject`](/documentation/NearbyInteraction/NINearbyObject).

## Discussion

The system invokes this callback only for sessions that run an accessory configuration. The `shareableConfigurationData` argument contains information that the accessory needs to begin the session. For more information, see [`NINearbyAccessoryConfiguration`](/documentation/NearbyInteraction/NINearbyAccessoryConfiguration).

---

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