{
  "manageEntity": {
    "action": "Download",
    "entityId": "1912993532",
    "entityType": "Track",
    "nonce": "0xf0367102a1c51e7ff160a4d1ac16edbd560e66334d730e998d135fb7206917a8",
    "signature": "0xbfda13179977bdd390304f078207438b903c63c35d9a057b5abd5e1048ce087f7370f4c6282b458d47ce9726c4c3503520c53f644f40b43d6b383bb0e76d87de1b",
    "signer": "0xd1c9079e1A90803D5dda707982af8EFE69ba4aec",
    "userId": "109883317"
  }
}