>> How to add custom icon and big picture in this json data
You can’t. You can only set 1 custom icon for all notifications, which we document here…
https://docs.coronalabs.com/guide/events/appNotification/index.html#android-icons
>> How to add custom icon and big picture in this json data
You can’t. You can only set 1 custom icon for all notifications, which we document here…
https://docs.coronalabs.com/guide/events/appNotification/index.html#android-icons