{
  "manageEntity": {
    "action": "Download",
    "entityId": "992530917",
    "entityType": "Track",
    "nonce": "0x75d494af50dbc3035f769051fa9996cb9f7efa6a3722421dcdf3f31d9ace1893",
    "signature": "0xaf992fe10b8b26f9248d8e903a7be7377978d1628a3c5cb20488fed395febbab38cfaac8ab50240a0379cd1212cf32dba3e53201a18b51cf4f5a97ee817860bd1c",
    "signer": "0x5658799097D36113d685F64E7C13B4b5467dBa0D",
    "userId": "705147726"
  }
}