key is not working in mongodb

[flint sky]

import BookList from './components/BookList.js'
import './App.css';
import { useEffect, useState } from 'react'; 
import * as Realm from "realm-web"; 

function App() {
  //const books = [{title:"hamlet"},{title:"macbeth"}];
    const [books, setBooks] = useState([]); 


    useEffect( () => { 
 async function fetchData() { 
 const REALM_APP_ID = "[application-0-tnpff]"; 
 const app = new Realm.App({ id: REALM_APP_ID }); 
 
 const credentials = Realm.Credentials.anonymous(); 
 try { 
 const user = await app.logIn(credentials); 
 const allBooks = await user.functions.getAllBooks(); 
 setBooks(allBooks); 
 } catch(err) { 
 console.error("Failed to log in to Realm", err); 
 } 
 } 
 fetchData(); 
 
}, []) 

  return (
    <div className="App">
      <h1>MongoDB Realms Tester</h1>
      <BookList data={books} />
    </div>
  );
}



export default App;

[loud gorge]

const REALM_APP_ID = "[application-0-tnpff]";

This looks sus to me

are you really supposed to have square brackets in the URL?

and I'm not asking what the book says to do 🙂

try it without hte brackets