{
  "manageEntity": {
    "action": "Download",
    "entityId": "1603006713",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Hobart\",\"region\":\"Tasmania\",\"country\":\"Australia\"}}",
    "nonce": "0xd9cb4f25c68114ddba749041ba3ce2af474173422aa55d2952c5bccbaf2339d1",
    "signature": "0x6d7ac0e341a0377d59e74b36302309da10b92903d5792aea8d94ad938c8baae85898b7d380ed55709f298ee2dd28ad190f3384c2f5ff84f2ad7cb352febc40231b",
    "signer": "0xAE50Fa5B351784ec214251a202B5e2FAb1Dab113",
    "userId": "347546716"
  }
}