Your variable text is a multiline string you must use template string :
var text = `{"body":[
{"name":"name","value":"test1"},
{"name":"inquiry_type","value":"test2"}
]}`;
or write it in single line :
var text = '{"body":[{"name":"name","value":"test1"},{"name":"inquiry_type","value":"test2"}]}';
And you must save the parsed text in a variable like that :
var text = '{"body":[{"name":"name","value":"test1"},{"name":"inquiry_type","value":"test2"}]}';
text = JSON.parse(text);
console.log(text);
var obj = text.body;
console.log(obj);