# FSharpMapSurrogate<TKey, TValue> Properties

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization.fsharp/orleans.serialization.fsharpmapsurrogate-2/)

## Value {#value-26276efd}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization.fsharp/orleans.serialization.fsharpmapsurrogate-2/properties/value-26276efd/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization.FSharp/FSharpCodecs.cs)

```csharp
[Orleans.Id(0)]
public List<Tuple<TKey, TValue>> FSharpMapSurrogate<TKey, Value
```