I implemented the nativescript-firebase (https://github.com/EddyVerbruggen/nativescript-plugin-firebase) plugin in my mobile app. It used to work fine but since I updated to the 11.1.3 version I cannot get the push token. I tried to get back to the 10.6.3 version but it says it is not available anymore when I execute npm install. Here is what I do in my main.js This