{
  "manageEntity": {
    "action": "Download",
    "entityId": "1590977261",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"London\",\"region\":\"England\",\"country\":\"United Kingdom\"}}",
    "nonce": "0x26a2af53acc085d7643511c7a73e425717641235ef7aa59fb38c03b1c6320aa5",
    "signature": "0xd21438b0d85d69555930557ebd5fe7473b674cdb16fe8d921ad67cb5dcfca9687685d47ad883b0d21682a98dde8c4a465c7150950b8263face5c097cce0e7feb1b",
    "signer": "0xA363De589dB4A6E68eD25a0001173B3c987a251d",
    "userId": "915148559"
  }
}