Tried the Firebase Storage example by erel and tried integrating the Auth REST API, passing the localId from rest API gives me an error :
(IOException) java.io.IOException: { "error": { "code": 403, "message": "Permission denied. Could not perform this operation" }}
(IOException) java.io.IOException: { "error": { "code": 403, "message": "Permission denied. Could not perform this operation" }}