# createERC721TransferVoucher

Utility to create a `Voucher` to transfer ERC-721 from the application to a destination address on the base layer.

## Usage

The example below shows how to create a `Voucher` to withdraw 1 CTSI to the `msgSender` of the an input.

```ts twoslash
import { Rollup } from "@cartesi/rollup";
import { createERC721TransferVoucher } from "@deroll/wallet";

// open the rollup device
const rollup = new Rollup();

const application = "0xab7528bb862fb57e8a2bcd567a2e929a0be56a5e";
const token = "0xc6582A9b48F211Fa8c2B5b16CB615eC39bcA653B"; // ERC-721 address
rollup.run({
    advance: ({ msgSender }) => {
        const voucher = createERC721TransferVoucher( // [!code focus]
            token, // [!code focus]
            application, // [!code focus]
            msgSender, // [!code focus]
            1n, // [!code focus]
        ); // [!code focus]
        rollup.emitVoucher(voucher);
        return true;
    },
});
```

## Returns

Type: `Voucher`

## Parameters

Type: `Address`

ERC-721 token address.

Type: `Address`

Source address.

Type: `Address`

Destination address.

Type: `bigint`

Token id.