Cannot read property 'SiweMessage' of undefined about siwe HOT 2 OPEN

import { generateNonce, SiweMessage } from 'siwe'; // version "1.1.6"

function createSiweMessage(address: string) {
  const SESSION_DURATION_MS = 1000 * 60 * 60 * 4; // 4 hours (max allowed)
  const expirationDate = new Date(Date.now() + SESSION_DURATION_MS);

  const message = new SiweMessage({
    domain: example.com,
    address: address,
    statement: 'Sign in with Ethereum',
    uri: https://example.com/pathMaybeNeeded,
    version: '1',
    chainId: 80001,
    nonce: generateNonce(),
    expirationTime: expirationDate.toISOString(),
  });

  return message.prepareMessage();
}