When the message is received in the FCM app client, you have a short window* to handle the message and post a notification Android Notification & Data Messages From App Server Using Firebase Cloud Messaging.

These are steps that I've followed 1- Using normal google account, I created new project in https://console.firebase.google.com

Most of all, it is a completely free service, at least for now. Google FCM. In this walkthrough, a basic app called FCMClient will be created to illustrate the essentials of FCM messaging. GCM users are strongly recommended to upgrade to FCM.

I want to know if there is a FCM notifications overview. It inherits the reliable and scalable GCM infrastructure, plus new features. This is a tutorial about sending push notifications to Android through Firebase, based on the new release of Firebase this year (2019). Well to send FCM notification now, we’d need some sort of mechanism to work. But then not long ago, after acquiring Firebase in 2014, Google announced Firebase Cloud Messaging (FCM) to send various notifications and messages over various mobiles OS (even iOS) and the web. In addition, lately people trend to use data notifications to replace socket programming that was using mainly for realtime updates. I am using the fcm console to send messages to all of devices that have my app installed, the notifications don't have any extra payload only the notification message. FCMClient checks for the presence of Google Play Services, receives registration tokens from FCM, displays remote notifications that you send from the Firebase Console, and subscribes to topic messages: A Node.JS simple interface to Google's Firebase Cloud Messaging (FCM) for Android & iOS & Web Notification and data push - jlcvp/fcm-node

If your Android app relies on app servers for data and functionality, instead of android app contacting app server at a specified regular intervals, server can notify events or data changes to android using Firebase cloud messaging (FCM). For a yet simple solution, we’ll create a couple of files here: Firebase.php and Push.php Firebase.php will be responsible for sending messages and will handle the push type of message you want to send.
So most of the startups, small businesses can benefit from that service. An App server sends data messages to notify users with end-to-end encrypted FCM message: App server sends a data message to FCM server The data message should include all the data needed for a notification in the payload. Even though FCM uses the core infrastructure of the GCM, there are various reasons to upgrade to FCM. I am trying to use FCM for pushing notifications to Android device but it seems that I am missing something. One more advantage of using data instead of notification object is that you can put anything you want in the “data” object. So why upgrade to FCM? This tutorial shows how to set up the skeleton for sending and receiving push notifications via FCM with instructions on the server code. Video tutorial on the implementation of FCM push notification firebase

December 13, 2017. For example a user ID, a URL to an image… any information that you might want to use to build the notification or to pass to the click action. Using FCM, you can notify a client app that new email or other data is available to sync. To post a notification upon the receipt of an FCM message, you should include all the data needed for the notification in the FCM message payload. Setting up FCM in …
The same applies to data sync--we recommend that your app send as much data as possible in the FCM payload and, if needed, load the remainder of the data when the app opens. You can send notifications to drive user reengagement and retention. Firebase Cloud Messaging (FCM) is the new version of GCM.