Firebase Notifications is a free service that enables user notifications for Android and iOS devices . Through the Firebase console, you can send notifications quickly and easily across platforms with no server coding required.
Read moreHow do I send push notifications to a server?
Create a google API project. Enable push notifications for the project and get a API key. Get a registration ID through android app (each device has a registration ID for a specific application) Create a server application to send your push messages as push notifications through google servers by GSM.
Read moreHow do I send a FCM push?
For sending FCM notification payload you can use Firebase Cloud Messaging Tool in firebase console . And click on Send your first message. Then enter the Title and body field. If you wish to send it to a particular device then click on Send test message and enter the FCM registration token.18 Tem 2020
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