Shows how to send Push notification using firebase.admin

sendPush.js

import admin from "firebase-admin";



// initialize the admin
admin.initializeApp({
  credential: admin.credential.cert({
                projectId: project_id,
                clientEmail: client_email,
                privateKey: private_key
            })
});


//send the message
let message = {
            notification: {
                title: title,
                body: text,
            },
            token: [] //aray of device token to send the push message to
        };
        const messageApp = await admin.messaging()
            .send(message)