{
  "manageEntity": {
    "action": "Download",
    "entityId": "954764097",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{}}",
    "nonce": "0xdfdd6d52ff4b2d12b62777021293179e894a5305ef3f7aded7d8cbcd592babba",
    "signature": "0x8a5bc35f41ab017b33aa655435cbf806f5786a95e42c07f50b8743b58f069f3e3e395428df4e7d6156d5a3f706ec896b7de50a0ad90deda75b5df37d838f7e8f1c",
    "signer": "0x72119e5C4B7Ce3C0c856D159A264C02FA71570DF",
    "userId": "80047"
  }
}