The first step in plugin configuration consists in creating a Firebase account (skip to the next step in case you already have one)
Create a new application, so that you can get the parameters required by the plugin.
1- Go to https://console.firebase.google.com/ and click on the “Create a project” button.
2- Now give a name to your project by entering it to the related field.
3- Activate Google Analytics for your Firebase project by enabling the option Enable Google Analytics for this project and click on Create project.
4- Wait until your project is created then click on Continue.
5- Now go to Firebase settings and select Project settings like in the image below.
6- In the tab General > Your project of Firebase settings, you will find the project ID. Copy it…
7- …and paste it in the field Firebase project ID that you find in the plugin General settings.
8- Go back to the tab General > Your project where you will find the Web API key. Copy it…
9- …and paste it in the field Firebase API key that you find in the plugin general settings.
10- Now go to the section Service accounts of your project and click on Generate new private key. After downloading the file, copy its content and…
11- …paste it in the field Firebase Private key that you find in the plugin general settings.
12- From the next field, Firebase Database Rules, copy the text and…
13- …go to your project Database.
14- Click on the button Create database available in Realtime Database.
15- In the Security rules for Realtime Database, remove the text shown and paste the one you previously copied from Firebase Database Rules. Now click on Enable.
16- The last step is to publish by clicking on the button Publish that you find in the Database Rules section.