{
"manageEntity": {
"action": "Download",
"entityId": "1519819863",
"entityType": "Track",
"metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Seattle\",\"region\":\"Washington\",\"country\":\"United States\"}}",
"nonce": "0xcebfcfc0547ce840e7923b40a9171696b869849f6f8bed92708137273a2468f3",
"signature": "0x2afcbf4ff45499553bbd5ef1c129eafe707a7335c239f673021a0b318dd352f55630ba3da9e7a327fc9a6ddacc15c8d69cca5d30c96ba5d4881646965c04d0cf1b",
"signer": "0x6CDd0c0FFBA25fF3A1e67aFb0149c464d2220E65",
"userId": "675469944"
}
}