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

# deposit

> The deposit method can be used to deposit required amount of a token from ethereum to polygon chain.

The `deposit` method can be used to deposit required amount of a token from ethereum to polygon chain.

```js theme={null}
const erc1155RootToken = posClient.erc1155(<root token address>, true);
 
const result = await erc1155RootToken.deposit({
    amount: 1,
    tokenId: '123',
    userAddress: <from address>,
    data: '0x5465737445524331313535', // data is optional
});

const txHash = await result.getTransactionHash();

const txReceipt = await result.getReceipt();

```

Supplying **data** is optional.