Leaked GCP API Keys Error

I published this platform app on play store. I get this error. How can i fix this, please help.
Error -
Your app contains exposed Google Cloud Platform (GCP) API keys. Please see this Google Help Center article for details.

Hi! To solve this problem, simply remove all the details of Firebase component from designer section and add them in block section with obfuscated text block.

Hope it helps!

Remove all these :

And, add the details here: