{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1367129598",
    "entityType": "Track",
    "nonce": "0x553e549b889282a2e6455a4cded9d852f4cfc8ca35e51bf19b5ad0737297efbe",
    "signature": "0x306253611fbaf4f4c0070ea72bcd57a90c079d5b9b93b225af0dea1abe9bec70291f23e0fbf739b354ff2eb0907facb3a4ae8e62dc3f86c406c53b7cbb5696d01b",
    "signer": "0x20a88851C071D0F54F7D09ADC1E7fA4E8320342b",
    "userId": "4867"
  }
}