{
  "manageEntity": {
    "action": "Delete",
    "entityId": "610774",
    "entityType": "Track",
    "nonce": "0xe3c2cbbfe46c5010ae71b868ce6c32376b5be5dcdd55b441ac9c077919779693",
    "signature": "0x86a14cbee4d5712b31e89de1324b998a487bf40c60da9c1079bf0fc43508e2b824621b45325377e85ebf6d3526ee4d3e01c033f25a26c6cecf9ccfea208b19111b",
    "signer": "0x6e9C5B9b53E6B0262A1F0e7D522171B38207717B",
    "userId": "152611"
  }
}