PrepareTradeSmartTransactionRequest

const request = {
  tradeArgs: {
    type: 'arguments',
    input: 'So11111111111111111111111111111111111111112',
    output: 'EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v',
    amount: 1000000000,
    slippageBps: 50,
    feeBps: 10
  },
  transactionSigners: ['signer-pubkey']
};
const response = await client.prepareTradeSmartTransaction(
  accountAddress,
  smartTransactionAddress,
  request,
  { debug: true }
);

const quoteResponse = await client.getSmartTransactionQuote(...);
const request = {
  tradeArgs: {
    type: 'quote',
    quote: quoteResponse.data.quote
  }
};
const response = await client.prepareTradeSmartTransaction(...);