{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1715919815",
    "entityType": "Track",
    "nonce": "0x9aa166b2b900a5990c2a775505d11ea1a6ce7c79fb074b26506a4e90b2ce8ef3",
    "signature": "0xf1126b27a18fa50f3d567769dc2cc8df7b6d31c48ed6a4655e1d9024aeb5a66a33154523c591759783b30ce8110744351a45722355eeca90c2bc2606ecc76b071b",
    "signer": "0x18a7B3405E81900d8aF72d98D5f2C54e2C988f9b",
    "userId": "42634173"
  }
}