Retrieve randomly generated child ID from Firebase

Question

I have Firebase generating random keys for my records in a Swift app. How do I go about retrieving that key if I want to change a specific record? In my example below, I\'m mark

Answer 1

An alternative to Ron's answer involves generating the key first and then using it to set value:

let autoId = databaseReference.childByAutoId().key
databaseReference.child(autoId).setValue(YOUR_VALUE)