{
  "manageEntity": {
    "action": "Download",
    "entityId": "925453980",
    "entityType": "Track",
    "nonce": "0x822550bbd015751cba8fba22e6a85efc875b906818bd1b28f7382c0656657046",
    "signature": "0x0f8a403ef71746394e713302924c4b591b874d4d5d6cccf121664d652d8a474168ee87efbbc7ead602e34fb757196b707b25d64dad49ab0a3952b07b46080e8a1c",
    "signer": "0xc79a1DA24AE71efAFD84c659445689515958FFB3",
    "userId": "633674723"
  }
}