I think you would be better looking at using a Mendix Import Mapping. This is the usual way to import JSON data into Mendix entities.
https://docs.mendix.com/refguide/import-mappings/
https://docs.mendix.com/refguide/json-structures/
You can also find a tutorial in the Crash Course in the Mendix Academy.
https://academy.mendix.com/link/modules/313/lectures/2361/4.1-Introduction
Once you have this data, you can show it using a Data Grid on a page.
Good luck!