{
  "manageEntity": {
    "action": "Delete",
    "entityId": "474054817",
    "entityType": "Track",
    "nonce": "0x473b8383a99b0f0396232b5d06b282048daf28fbbc06b271a8df02c3f48fbccd",
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    "signer": "0x5Abf3B7d29DACD37B45a085DF26fE3c0496BD359",
    "userId": "765540152"
  }
}