{
  "manageEntity": {
    "action": "Download",
    "entityId": "1259729017",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Kunovice\",\"region\":\"Zlin\",\"country\":\"Czechia\"}}",
    "nonce": "0xc9a3e02352b09aafa54b862830d0a93b4a71ef94a0244b23b577b142574d16bf",
    "signature": "0x2a5450745aa64713c3c7431691647b851ff06c28ff75ff827e1c194aaa068ee2720d5fdc123e6ad541f1dac4d99e88e7bb753c5440305b919106c3d78c6cbd461c",
    "signer": "0xeaeE51782bb4894387908A098D4114488f1d2585",
    "userId": "121125"
  }
}