{
  "manageEntity": {
    "action": "Delete",
    "entityId": "956540859",
    "entityType": "Track",
    "nonce": "0x67ed463dcf32c0ae74165558d0214ad5f598931525ca3af0ebd433131d53c2e7",
    "signature": "0x9ed93567824e14857d9e9ee035d888d5152ce6f9212d9fdfaf99ef6b4c2d8c6502d1116b3ef770ca242a7ed9506e59fa95078fc2e971306d62320be0a8c354a91c",
    "signer": "0x20a88851C071D0F54F7D09ADC1E7fA4E8320342b",
    "userId": "4867"
  }
}