# Codec_JoinAttributionGrain.Deserialize(Reader<TReaderInput>, JoinAttributionGrain)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleanscodegen.orleans.transactions.testkit.transactionattributiongrainextensions.codec-joinattributiongrain/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleanscodegen.orleans.transactions.testkit.transactionattributiongrainextensions.codec-joinattributiongrain/methods/)

```csharp
public void Deserialize<TReaderInput>(ref Reader<TReaderInput> reader, JoinAttributionGrain instance)
```

Deserializes into the provided value.

### Parameters

- `reader` (`Reader<TReaderInput>`): The reader.
- `instance` (`JoinAttributionGrain`): The value.