Open your firebase page (https://console.firebase.google.com/) as shown below –
Now select your project. In our case we have tutorialspoint project. It will direct to console page of project as shown below –
Now scroll down right side menu to grow as shown below –
In Grow tab select Cloud messaging as shown below –
Now click on new notification button. It will redirect to compose message button as shown below –
Now write your message as shown below –
Now click on next to go target tab. Now select project as shown below –
Now click on next button to go schedule as shown below –
Now click on next button to go conversation even. Select an even as shown below –
Now click on next button to go addition options and fill all required fields
Now click on review button as shown below-
Now click on publish button to publish message. That’s it.