> ## Documentation Index
> Fetch the complete documentation index at: https://help.cryptolens.io/llms.txt
> Use this file to discover all available pages before exploring further.

# .NET: GetChallengeModel

> Signatures, models and behavior for SKM.V3.Models.GetChallengeModel in the .NET SDK 4.0.54.

The GetChallengeModel model used by the .NET SDK.

**Namespace:** `SKM.V3.Models`\
**Version:** 4.0.54. Both packages; all six documented target frameworks.

```csharp C# theme={null}
public class GetChallengeModel : RequestModel
```

```vb VB.NET theme={null}
Public Class GetChallengeModel Inherits RequestModel
```

## Inherited SDK Members

* [`LicenseServerUrl`](/libraries/dotnet-reference/models/request-model#license-server-url-67581aa5cb)

## Properties

### AuthorizationToken

The authorization challenge being checked.

```csharp C# theme={null}
public string AuthorizationToken { get; set; }
```

```vb VB.NET theme={null}
Public Property AuthorizationToken As String
```

**Type:** `string`

## Constructors

### GetChallengeModel()

Creates an empty GetChallengeModel object. This constructor does not send an API request.

```csharp C# theme={null}
public GetChallengeModel()
```

```vb VB.NET theme={null}
Public Sub New()
```

[.NET SDK Reference](/libraries/dotnet-api) · [Reviewed Source Revision](https://github.com/Cryptolens/cryptolens-dotnet/tree/30aaf399ba53d9a111bee896c35bf557fa219394)


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