Update README.md

README.md

@@ -275,6 +275,7 @@ class App extends Component {
             group: "group",                                     // Android only
             my_custom_data:'my_custom_field_value',             // extra data you want to throw
             lights: true,                                       // Android only, LED blinking (default false)
+            show_in_foreground                                  // notification when app is in foreground (local & remote)
         });
  
         FCM.scheduleLocalNotification({