Sign

import { PermitTypes } from '@dzapio/sdk';

if (needsSignature) {
  const result = await dzap.sign({
    chainId: 42161,
    sender: '0xUser',
    tokens: [{ address: '0xaf88d065e77c8cC2239327C5EDb3A432268e5831', amount: '1000000' }],
    service: Services.trade,
    signer: walletClient,
    permitType: PermitTypes.AutoPermit,
  });

  if (result.status === 'success') {
    if ('batchPermitData' in result) {
      // PermitBatchWitnessTransferFrom → single encoded payload covering all tokens
      console.log(result.batchPermitData);
    } else {
      // Every other permitType → per-token entries
      result.tokens.forEach((t) => console.log(t.address, t.permitData));
    }
  }
}