{
  "manageEntity": {
    "action": "Download",
    "entityId": "1921563727",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Carpinteria\",\"region\":\"California\",\"country\":\"United States\"}}",
    "nonce": "0xab6bdaff997013e0e8157ff0af74c9d276066df69c211fcb686718c83b019c03",
    "signature": "0x5cceade44fbbb1b6613023f9af3f2f7ff70278295cd134d20eaf512c063a4bf95369091b7fc8e46de65686347443906570610588d2d9648684e513455157946f1c",
    "signer": "0x6CDd0c0FFBA25fF3A1e67aFb0149c464d2220E65",
    "userId": "675469944"
  }
}