1. {
2.   "firstName": "John",
3.   "lastName": "Smith",
4.   "isAlive": true,
5.   "age": 25,
6.   "height_cm": 167.6,
7.   "address": {
8.     "streetAddress": "21 2nd Street",
9.     "city": "New York",
10.     "state": "NY",
11.     "postalCode": "10021-3100"
12.   },
13.   "phoneNumbers": [
14.     {
15.       "type": "home",
16.       "number": "212 555-1234"
17.     },
18.     {
19.       "type": "office",
20.       "number": "646 555-4567"
21.     }
22.   ],
23.   "children": [],
24.   "spouse": null
25. }