const bytes = new Uint8Array([
  0, 97, 115, 109, 1, 0, 0, 0, 1, 7, 1, 96, 2, 127, 127, 1, 127, 3, 2, 1, 0, 7, 7, 1, 3,
  97, 100, 100, 0, 0, 10, 9, 1, 7, 0, 32, 0, 32, 1, 106, 11,
]);
const { instance } = await WebAssembly.instantiate(bytes, {});
console.log(instance.exports.add(2, 3));
console.log(WebAssembly.validate(bytes));