{
  "plays": {
    "plays": [
      {
        "city": "Tsukuba",
        "country": "Japan",
        "region": "Ibaraki",
        "signature": "0x0ca645b267ece68f152a2e8fbf651fff36fb2cc82910a7e573c3121e498d4a58249403c686dbd11ad44b8e9d98b05752f97827abaab019ca443633164312d15801",
        "timestamp": "2026-06-03T14:02:37Z",
        "trackId": "76833",
        "userId": "97667"
      }
    ]
  },
  "signature": "2867047689ee1accab839e7cc4b5b96897a2da1c849c2006aa698d60f73dba4c76df986f577e0cecedefa09e943fd832c217a739130a6be0cc8950fda1c6b60c01"
}