{
  "manageEntity": {
    "action": "Download",
    "entityId": "690044",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Indianapolis\",\"region\":\"Indiana\",\"country\":\"United States\"}}",
    "nonce": "0xe575c3ced9e41b59ae8d65bebdaa7f1637f9e2542535622195ed7377dea2367d",
    "signature": "0xb6a720c55e590c475a765ad3150ee7b8006940faac58a1807d5b03e4ebadf52343dc000df5a21c5af51ec0962cd384b238cf7c32de6c8ff2b4a4895a077b9c791c",
    "signer": "0xEafc136F5E34E39F4cAec86E1b0B6F8Fd7336b07",
    "userId": "365561"
  }
}