C# Fcm For Android Push Notification

I am trying to use FCM for pushing notifications to Android device but it seems that I am missing something. These are steps that I've followed Create new project in https://conso

Solution 1:

I found the error. As a back-end developer I worked on C# part only. There is one more step to be done from mobile application side. Mobile app should allow receiving messages from list of Sender Ids so the one that I use in my C# code must be allowed from mobile app side. Once I did that it worked