{
  "manageEntity": {
    "action": "Delete",
    "entityId": "111440846",
    "entityType": "Track",
    "nonce": "0x968c200968056f91879c020d4f140e160fdd752221f56e548d190645bb80e2bd",
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    "signer": "0xec749fF34e47715A9c322C96F27CD32F6f0B8dB7",
    "userId": "544409315"
  }
}