code: function loadWasm(name, req, load) {
    req(['raw!' + name], response => {
      response.arrayBuffer().then(buffer =>
        WebAssembly.instantiate(buffer, /*importObject*/)
      )
      .then(
        obj => {
          load(obj.instance.exports);
        },
        load.error
      );
    });
  }
docs: Only support wasm without importObject. How to know what kind of importObject the wasm file needs?