JSFiddle - React, Tailwind, and code Playground

JavaScript

var json = [{"24":{"nfc_id":"1","description":"sdfgdsg"}},{"25":{"nfc_id":"2","description":"dfgdfgdfg"}},{"26":{"nfc_id":"3","description":"fdgdffg"}},{"27":{"nfc_id":"4","description":"dfgdfgdfg"}}];

$.each(json, function(key, value) {
    $.each(value, function(k, v) {
       console.log(v.nfc_id); 
    });
});