{
  "manageEntity": {
    "action": "Delete",
    "entityId": "44901602",
    "entityType": "Track",
    "nonce": "0x410cee39b7585b07cc03529a0baf8f65a5bb37223bf8a045aede0c25ea1eb550",
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    "signer": "0x4aAea60f569dCcb07000e6BE00AdcC7F106eF3Df",
    "userId": "353528"
  }
}