Google Admob's Interstitial ad on UNITY.

Job ID: 32306349

Budget: ₹600 – ₹700 INR

I need a C# SCRIPT to show GOOGLE ADMOBS Interstitial Ad when clicking a Button to move to a new scene. (when i click the button it should show a interstitial ad and then redirects to the next scene) :

My UNTY version is [ 2020.3.23f1, latest version (free version) ]