{
  "manageEntity": {
    "action": "Download",
    "entityId": "499764307",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Fuller Acres\",\"region\":\"California\",\"country\":\"United States\"}}",
    "nonce": "0x5a9e16aa3d1bfa0e3d203b6a39c85c1eacf595d5722a1bdc6bc7db464bb34660",
    "signature": "0x29b5830b58793a7740920d141a3274791d388311c92201493beba131a55c4217372a1c7d862160cb7f376261e5d76e4fd20c82c4c5463d0bf6225e9b809e433e1c",
    "signer": "0x96339e3C19861DFc37C9670Da1cF2d718efF3FF9",
    "userId": "126262"
  }
}