{
  "plays": {
    "plays": [
      {
        "city": "Makuharihongo",
        "country": "Japan",
        "region": "Chiba",
        "signature": "0xd265ca8703bc97292601bcbb874c7f0148e96c9abed2e558ad70b0098a6e7212445cf7bf5e42c57cb41cd37ae7da48e1177d9cd64e2a9cacc958b407bf8a2f3300",
        "timestamp": "2026-06-15T00:07:42Z",
        "trackId": "30875956",
        "userId": "0x75d2269d18c59cc2ed00a63a40367ac495e3f330"
      }
    ]
  },
  "signature": "e89efd0d2e6382b31005be54b4bfd7f5d204849df218cad223eb4b0096d00e243e7d29d095337ab6832da39dc6e7cd3ab443d4dd5dc16435742be82e8314ad4201"
}