npm install @1inch/fusion-sdk
yarn add @1inch/fusion-sdk
const makerPrivateKey = '0x123....'
const makerAddress = '0x123....'
const nodeUrl = '....'
const blockchainProvider = new PrivateKeyProviderConnector(
makerPrivateKey,
new Web3(nodeUrl)
)
const sdk = new FusionSDK({
url: 'https://fusion.1inch.io',
network: 1,
blockchainProvider
})
sdk.placeOrder({
fromTokenAddress: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2', // WETH
toTokenAddress: '0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48', // USDC
amount: '50000000000000000', // 0.05 ETH
walletAddress: makerAddress
}).then(console.log)