{
  "plays": {
    "plays": [
      {
        "city": "Tsukuba",
        "country": "Japan",
        "region": "Ibaraki",
        "signature": "0xf740657bcbede7ba754f696e48eb748ac1652e566eacc93371cf84bc17d16e48519748d288e965a5b03dff8b2065cc6c4c2c876c0b85d36ed82eccabe901b70e00",
        "timestamp": "2026-06-03T12:12:00Z",
        "trackId": "82059749",
        "userId": "97667"
      }
    ]
  },
  "signature": "06409670ee91d16e214896eb4739c08fc855ee124e8d288f6ebf5c2d4120199a17393298acd4e711e72c841fd0676fc47bae8ea0c6d0634dc6051af7823eac9401"
}