Path(POST): https://fcm.googleapis.com/fcm/send
+ Headers
{
"Content-Type": "application/json",
"Authorization": "key=AAAA39to........"
}
+ Content
{
"to": "****",
"notification":{
"title": "Simple FCM Client",
"body": "This is a notification with only NOTIFICATION.",
"sound": "default"
},
"priority": 10
}