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# LiveCallerIDLookupExtensionContext

The information the system uses for configuration.

```
struct LiveCallerIDLookupExtensionContext
```

## Overview

The extension context allows the system to obtain information from your app.

## Topics

### Initializing the app extension context

[`init(serviceURL: URL, tokenIssuerURL: URL, userTierToken: Data)`](/documentation/IdentityLookup/LiveCallerIDLookupExtensionContext/init(serviceURL:tokenIssuerURL:userTierToken:))

Creates the app extension context.

### Configuring the system

[`let serviceURL: URL`](/documentation/IdentityLookup/LiveCallerIDLookupExtensionContext/serviceURL)

The endpoint of the service to fetch identity and blocking information.

[`let tokenIssuerURL: URL`](/documentation/IdentityLookup/LiveCallerIDLookupExtensionContext/tokenIssuerURL)

The URL of the Privacy Pass token issuer.

[`let userTierToken: Data`](/documentation/IdentityLookup/LiveCallerIDLookupExtensionContext/userTierToken)

An HTTP bearer token that authenticates the person using your app.

## Relationships

### Conforms To

[`Hashable`](/documentation/Swift/Hashable)

[`Equatable`](/documentation/Swift/Equatable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Encodable`](/documentation/Swift/Encodable)

[`Sendable`](/documentation/Swift/Sendable)

[`Decodable`](/documentation/Swift/Decodable)

---

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