title: How to get the list of child nodes from firebase database reference?
body: <p><a href="https://i.stack.imgur.com/EEOdI.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/EEOdI.png" alt="DB Structure"></a></p>
  
  <p>Below I've attached the picture of DB Structure and I'm trying to get the list of child nodes from firebase DB reference (timingInformation). How can I get the list?</p>