api url :https://fcm.googleapis.com/fcm/send
header: Content-Type:application/json Authorization:key= notification sever key
{
"to" : firebaseDeviceToken, "collapse_key" : "type_a", "notification" : { "body" : "Body : Notification", "title": "Title : Notification", "image":"https://www.learndash.com/wp-content/uploads/Notification-Add-on.png"
}, "data" : { "body" : "Body : Data", "title": "Title : Data", "image":"https://metaltechalley.com/wp-content/uploads/2017/09/data.jpg"
} }
notification serverKey : AAAAuNiuMe4:APA91bEslOGFa1vwirG_jLxsAk3xLORhLJ7YFmfcM9MnLYaCfdF030smALgqRiV4xf4WsTBHST4qJZOKtq33vxakoi2nXB4cuztEd4eX2cujO8B7pRNXqfN8xYXgbZdUi2VrRpPELbgh
