{
  "plays": {
    "plays": [
      {
        "city": "Sapporo",
        "country": "Japan",
        "region": "Hokkaido",
        "signature": "0x49d9545449a9eba72f1ff8eaa304236dda52973daed32537928e771bb5bc1d5c08f506d95d1f22ef6d9af808ebf47e13c5fdf781d5f8303f4a6fd48201597fd700",
        "timestamp": "2026-08-31T18:14:00Z",
        "trackId": "380273593",
        "userId": "500530453"
      }
    ]
  },
  "signature": "b6c7bd6c8f9e37557caaff595d66a72804c81cb40119a68a926991ed5048b04c371896e3770ed7909c886957a6171924dcbbac13c91dfbdda35a1f50a28bf60b00"
}