{
  "manageEntity": {
    "action": "Delete",
    "entityId": "732057750",
    "entityType": "Track",
    "nonce": "0xdf1623d382840bb2269c63a67e074125bb5acf660eb6292d063910d5c5e80887",
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    "signer": "0x2B55314d733BC60522711F9B9914f271d97aDD6B",
    "userId": "224685891"
  }
}