{
    "input": "{"name":"Alice","age":30}|COMPARE|{"name":"Alice","age":31,"city":"NYC"}",
    "output": "{\n  "added": {\n    "city": "NYC"\n  },\n  "removed": {},\n  "changed": {\n    "age": {\n      "old": 30,\n      "new": 31\n    }\n  },\n  "unchanged": {\n    "name": "Alice"\n  }\n}"
}