How to upgrade Billing Library version 3

Hello, I am having problems after trying to review and publish my app, since it tells me that my app uses an incompatible version of billing, that I must update to version 3, but I cannot find where I must make this change, I use the plugin cordova-plugin-inapppurchase

What is the exact message?

Where does it appear?

There are several variations on cordova-plugin-inapppurchase. The plugin itself is 4 years old. There are newer variations: