title: Is there any way to get Firebase Auth User UID?
body: <p>I am looking to fetch Auth User(s) UID from Firebase via NodeJS or Javascript API.
  I have attached screenshot for it so that you will have idea what I am looking for.</p>
  
  <p><img src="https://i.stack.imgur.com/FSl3S.png" alt="enter image description here"></p>
  
  <p>Hope, you guys help me out with this.</p>