Build extension cellid

Greetings, friends, I need help to create an extension for the following java code: {
“HomeMobileCountryCode”: 310,
“HomeMobileNetworkCode”: 410,
“RadioType”: “gsm”,
“Carrier”: “Vodafone”,
“ConsiderIp”: “true”,
“CellTowers”: [
// See the Cell Tower Objects section below.
“WifiAccessPoints”: [
// See the WiFi Access Point Objects section below.

Por favor puedes explicar de una mejor manera lo que quieres construir

the telephony manager extension probably can help

Hello, thanks to Taifun, you got the answer, but I just want to tell, that your code is written in JSON language, not Java.

Hello my friend, thank for your answer.
how can I enter this code into appinventor 2?

it new for my


there seems to be loads of confusion…
it looks like you first should do some tutorials to learn the basics?

also you might want to provide some more information of what exctly you are trying to do… any link to the API you are trying to use? where did you find your JSON example result?

A very good way to learn App Inventor is to read the free Inventor’s Manual here in the AI2 free online eBook … the links are at the bottom of the Web page. The book ‘teaches’ users how to program with AI2 blocks.
There is a free programming course here and the aia files for the projects in the book are here:
How to do a lot of basic things with App Inventor are described here: .

Also do the tutorials to learn the basics of App Inventor, then try something and follow the Top 5 Tips: How to learn App Inventor