Parameters4
amountstringexample:Amount to sell (human-readable, e.g. '1' for 1 ETH)default:nullbuystringexample:Token to buy (ETH, USDC, WBTC, or contract address)default:nullchainstringexample:Chain name or ID (e.g. 'base', '8453', 'arbitrum', '42161')default:nullsellstringexample:Token to sell (ETH, USDC, WBTC, or contract address)default:null