How to use the scrivito.finishLoading function in scrivito

}).then(intercomAppId => {
      if (intercomAppId) {
        Scrivito.finishLoading().then(() => {
          installIntercom(intercomAppId);
          this.setState({ intercomAppId });
        });
      }
    });
  }

export default function cookieConsentGiven() {
  return Scrivito.finishLoading().then(() => cookiePromise);
}

import * as ReactDOM from "react-dom";
import * as Scrivito from "scrivito";
import "./Objs";
import "./Widgets";
import App from "./App";
import "./config";
import "./assets/stylesheets/index.scss";

if (window.preloadDump) {
  Scrivito.preload(window.preloadDump).then(({ dumpLoaded }) => {
    dumpLoaded ? hydrateApp() : renderApp();
  });
} else {
  window.prerenderReady = false;
  renderApp();
  Scrivito.finishLoading().then(() => {
    window.prerenderReady = true;
  });
}

function renderApp() {
  ReactDOM.render(, document.getElementById("application"));
}

function hydrateApp() {
  ReactDOM.hydrate(, document.getElementById("application"), () =>
    Scrivito.updateContent()
  );
}