{
  "manageEntity": {
    "action": "Delete",
    "entityId": "87513446",
    "entityType": "Track",
    "nonce": "0xa388e191cd30ee87b640b46a8cd8c5b7c2f4f51ec9b1df371001748887cc57ad",
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    "signer": "0x18a7B3405E81900d8aF72d98D5f2C54e2C988f9b",
    "userId": "42634173"
  }
}