{
  "manageEntity": {
    "action": "Download",
    "entityId": "1986371472",
    "entityType": "Track",
    "nonce": "0x9742fed8a007c51299d4df82a149427ad0659cb84316325eb2ac4ce2869b15f0",
    "signature": "0xfc87f227da70ac7177e2980a3dea8774f5f69bc0876e2c132b09ba0e5bcd5dfd4099a6d98ddb405d6deef9841108971f3273b3ab16d9320e624ee6b90a2d23641b",
    "signer": "0x983B834EEB2c355EaD77E7F76138adb8b56faF18",
    "userId": "442086440"
  }
}