{
  "manageEntity": {
    "action": "Download",
    "entityId": "1416946406",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Las Vegas\",\"region\":\"Nevada\",\"country\":\"United States\"}}",
    "nonce": "0xafae45e723e6e8694b760d9d7f3becc2f44f287dd9efddfb5ee9d89ab45b728b",
    "signature": "0x4e6053398257911262592c609d8e76d9d5a8213fb06c3927cd6a1b637537184d00096fbb20c4ad008785d6b56074e0d953d6ab87dd4a899f9b57f4bc64d3a0c81b",
    "signer": "0xf3BcA53FBA265774b7d4cd806361400e3c5F3526",
    "userId": "716430369"
  }
}