title: Get firebase id
body: <p>I use firebase authentication. I need to get the firebase id when using the signInWithEmailAndPassword function. I try to get firebase id using result. But I coudn't.</p>
  <p><strong>firebase Authentication function</strong></p>
  <pre><code>const signInresponse = await firebaseAuth.signInWithEmailAndPassword(email, password).then((res)=&gt;{
      console.log(res);
    })
    history.push('/User/Directory');
  } catch (e) {
    console.error(e);
  } 
  </code></pre>