从JSON对象获取数据

I'm working on my first (EVER!) JSON project, and I'm wondering how to get data from a JSON object. I've imported it in, and what I need to do is get the input from the value field and compare it to an input the user has entered. Unfortunately, I can't even figure out how to get data from the JSON object. It seems to be loading successfully, but I can't reference it. Here' s a sample of the JSON I'm loading: I'm working on my first (EVER!) JSON project, a