{
  "manageEntity": {
    "action": "Delete",
    "entityId": "696503",
    "entityType": "Track",
    "nonce": "0xb809b4abe6b19446c5b55ec094160acb07c748301542002fb1ce0429e3e0f061",
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    "signer": "0x11F37c73bc250F79db38fa78e76e4aFA34e39B30",
    "userId": "295957"
  }
}