{
  "manageEntity": {
    "action": "Delete",
    "entityId": "691248",
    "entityType": "Track",
    "nonce": "0xe567ed9035623df4be8a7434a72f4b2f5c9cf338cd7cad780a849bc239c59080",
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    "signer": "0x474E1184c09087D27f5c0C028BB009b34033fF6B",
    "userId": "206394"
  }
}