{
  "manageEntity": {
    "action": "Download",
    "entityId": "1596364166",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Budapest\",\"region\":\"Budapest\",\"country\":\"Hungary\"}}",
    "nonce": "0x93f82e1fbf415e9157c806ef1e5e68b2fb9b790d0709ad3315a3be4e2d07dce3",
    "signature": "0x6abcf4f28554eaf1ac03b4cfb1fbe2d72135950673224c08a26f6585b72ef1ed4ff2be2a693d485eb6a41427f3dbc8e1edee6ad1fd578ddcf15dda1ec6e2ad9d1c",
    "signer": "0x5A003E754c5629026a61eA504b3378235fD63E7c",
    "userId": "747910454"
  }
}