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# completionHandler

A completion handler the system calls to find the result of authorizing the addition of the payment card.

```
var completionHandler: ((PKIssuerProvisioningExtensionAuthorizationResult) -> Void)? { get set }
```

## Discussion

The completion handler takes the following parameter:

- `result`: A [`PKIssuerProvisioningExtensionAuthorizationResult`](/documentation/PassKit/PKIssuerProvisioningExtensionAuthorizationResult) case that indicates the result of authorizing the addition of the payment card.

---

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