Problem with aab and apk file (and with aia!)

This is a sample run with the free Notepad++ editor:

Here, I have used the JSONTools Plugin to pretty print the JSON text, adding indentation to see what is what.

Unfortunately, this JSON is useful mostly for reloading a ListView.
If you can add more tags to the entries, you might be able to add extra features like Whatsapp info.

It would not hurt you to learn how to use AI2 dictionaries and JSON.