{
  "manageEntity": {
    "action": "Download",
    "entityId": "1406470265",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Naaldwijk\",\"region\":\"South Holland\",\"country\":\"The Netherlands\"}}",
    "nonce": "0xfa98c935ac9aca0215e3bf967caf05162f1ff3fb6400ccb9c3e621b4ada836e5",
    "signature": "0xf9bbbb3a79010ff86b633454a44f990e69f8af1d42f8073ba1eb1f6a93a3acf74f5b99735294c89964942dc23c027cb98ed5b17be2133598b6c77aa81c80aec41c",
    "signer": "0xc26Fda84943bDA43431545870f792cD778A62Ef4",
    "userId": "418545376"
  }
}