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

# TransactionParams

> Kotlin Sealed Interface

**Sealed Interface**

```kotlin theme={null}
sealed interface TransactionParams
```

## Properties

| Property | Type      | Description |
| -------- | --------- | ----------- |
| `signer` | `String?` | -           |