(function (){
let bytes = new Uint8Array([
  0x00, 0x61, 0x73, 0x6d, 0x01, 0x00, 0x00, 0x00,
  0x01, 0x07, 0x01, 0x60, 0x02, 0x7f, 0x7f, 0x01,
  0x7f, 0x03, 0x02, 0x01, 0x00, 0x07, 0x07, 0x01,
  0x03, 0x73, 0x75, 0x6d, 0x00, 0x00, 0x0a, 0x0a,
  0x01, 0x08, 0x00, 0x20, 0x00, 0x20, 0x01, 0x6a,
  0x0f, 0x0b
]);

console.log(bytes);
let mod = new WebAssembly.Module(bytes);
let instance = new WebAssembly.Instance(mod, {});
console.log(instance.exports);
return instance.exports.sum(2020, 1);
}());