{
  "manageEntity": {
    "action": "Delete",
    "entityId": "536986071",
    "entityType": "Track",
    "nonce": "0xb4ee7350c711898c6739cd727e9ae75ffba9b8f48187a16789a9d9804d1557bc",
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    "signer": "0x274b1564a57850cd46b8cFF3DE8932D9eA55149A",
    "userId": "8961222"
  }
}