{
  "manageEntity": {
    "action": "Download",
    "entityId": "1369656521",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Sapulpa\",\"region\":\"Oklahoma\",\"country\":\"United States\"}}",
    "nonce": "0x899d02b6d1be61d4efd5d18326ab44f67add8a60cfa111a1202c0127cf8abeb5",
    "signature": "0xc984681ed52fb010248794602a1a2c826e90d6ec432a81e37d9da755a2911117105a06c46d9ed46bd90a5a1c2a0363e23b05e35f60fa3a171958299a302ec5aa1b",
    "signer": "0x9F0b1B077ae7305e2f3427151D60e1B42139F3ff",
    "userId": "721560217"
  }
}