{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1768959069",
    "entityType": "Track",
    "nonce": "0x385cf051a10923809fe74d0c2a6c4ab378dee875c434634355348bb9d7bbf658",
    "signature": "0xac650c35ee4f57120ac21446a2221148ca7a69d276454c96965f460e19d90465382bf92b3d9b97ca04aab9b405ab22ca30c3b763ed2444ac86ce98e8cc434e2b1c",
    "signer": "0x51C747e7437C025eb47a63843f019C0ff2253474",
    "userId": "41804"
  }
}