Build issue in my app

I’m try to implement push notification when i build the apk this time showin an error.
abcd
abcde
please help me anyone how can i fix this issue.

If you are using Google FCM/GCM cloud messaging you have to first create a project in GCM/FCM and u have to download the google-services.json file in your root project

Firebase setup guide

Hope it helps

after downloading google-services.json put into the platforms\android directory.am i right ?

nopeCapture

this should be the project structure.

@yashwanth493 Now token saved successfully into the DB.and notification will be go to that register person who has id.how can i do that.please give me a example of code or tutorial.

Create a new topic for a new problem please.