{
  "manageEntity": {
    "action": "Download",
    "entityId": "997941065",
    "entityType": "Track",
    "nonce": "0xf9ab91a6fd3205cc3f6f5cd2b90f9d7c0f1f3f8dcd0522aa24645d330b08b5c8",
    "signature": "0x97e8f00895be34ca12326f0216d89a8b977704a95f914bfcc83b419e687189e71ff86263b23829fdd72ddc7500ae0493f45d90824a5f77d1546793dbf97561ac1b",
    "signer": "0x5658799097D36113d685F64E7C13B4b5467dBa0D",
    "userId": "705147726"
  }
}