{
  "plays": {
    "plays": [
      {
        "city": "Sapporo",
        "country": "Japan",
        "region": "Hokkaido",
        "signature": "0x835c5bb0474abba64670acb95c4bd989aadf1e67a60424f7151c31a7fd3d4ee13f0868ec3116214908e8d4e3e5e11270dddaef8a571f5ee2faecb470efe1151000",
        "timestamp": "2026-04-11T10:06:54Z",
        "trackId": "2121320994",
        "userId": "0xa815f8108c2772d24d7dcb866c861148f043224d"
      }
    ]
  },
  "signature": "14d55eda0edef627c70fa6dc98c872deed4e4487389de798e5f5d380fbc83e6e5d4be570be3d8ac27cc771968b0f1c6aab79d0e7de3ff5d13a7c726c5e61bd5800"
}