{
  "manageEntity": {
    "action": "Download",
    "entityId": "2013209522",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"České Budějovice\",\"region\":\"South Bohemian Region\",\"country\":\"Czechia\"}}",
    "nonce": "0xeb2eadac8b7ea7c3f081637755fbe786e08d6d4b7497d0fc76e6a66e76b55631",
    "signature": "0x65b8cffcd328d4fea20f7b945265974da9c202d90a24e52f9182b7db05b45bf667cf01428c41bed075f614c5a3e4dfcb1f93cd8dc7c2730abd533e93419e09b11c",
    "signer": "0xeaeE51782bb4894387908A098D4114488f1d2585",
    "userId": "121125"
  }
}