If you really want to see what's going on in detail, it's much easier to get a Xbee and use XCTU. Xbee makes a fantastic long range repeater when you're done with it too.
The thread is massive, so I can save you some time by just suggesting the Xbee I bought, the dev board, and give you the settings needed.
https://www.digikey.com/en/products/detail/digi/XB3-24Z8ST-J/8130932
Here's the development board you need to connect it to your Mac.
https://www.digikey.com/en/products/detail/digi/76000956/5877530
Here are the XCTU settings I used on my Mac.