{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1703687608",
    "entityType": "Track",
    "nonce": "0xcca47c379493aed0b688190c12263f2174d6be30adc4737b3c95a76ddb89eda2",
    "signature": "0xee21eef04d9d4457dfb5c3329af4010f1e91d26ffe293e340aa0f9624d82bdf6112a66ccb7f73ce43a1de8adfe19ec42e25864a7cf4b0b3e16a8aa167c452d541b",
    "signer": "0x67B20691f36f58177293f5f8B2EcF2007155C67b",
    "userId": "881747261"
  }
}