Showing invalid firebase url

i know there are other post about this but that didn’t help much.
Capture

Capture

It Is working when I put URL in designer section but not working when I Put them Like This

If you don’t set Firebase URL and Token don’t work …
And check Firebase Database rules

I have already done that

Everything is working well but when I enable obfuscated text block then it stops working and shows an error

What do you mean by

At first see ( in label ) What value has arrived