{
  "plays": {
    "plays": [
      {
        "city": "Sapporo",
        "country": "Japan",
        "region": "Hokkaido",
        "signature": "0xd6c5ae76bf972b4b4f3611cea100e7145dd485a6c82d6a074ead594b8b3cd7212748f3ab9ba1371983bb2f488dd6e61cc6def92d183a28b9de86de4be8de91ef00",
        "timestamp": "2026-06-29T05:29:03Z",
        "trackId": "994664018",
        "userId": "0xf45a6dbf3ce0201f4012a19b1fb04d4f05b53a37"
      }
    ]
  },
  "signature": "644b382f74cbc796599a1ffa0b42a2e82fc5ddb7b1029c1890e6c76c88b182194b62387b4c70b02ff99da6166f98341407c14be7035a01dd5661d8d366f73dd200"
}