Here are the implementation details:
Pass in null since this is not used.
To validate Android monetization, please enter your Google Public API Key in your AnalyticsAbbreviation of Unity Analytics
See in Glossary dashboard Project SettingsA broad collection of settings which allow you to configure how Physics, Audio, Networking, Graphics, Input and many other areas of your project behave. More info
See in Glossary Form.
The Google Public API Key is needed for implementing receipt verification for in-app purchases (IAP) on Google Play. Your Google Public Key is under Google Play Developer console > All applications > Services & APIs > Your License Key For This Application. This is optional, but if you are developing for Android and have in-app purchases, we highly recommend implementing it.