{
  "manageEntity": {
    "action": "Delete",
    "entityId": "914198123",
    "entityType": "Track",
    "nonce": "0x8c4ea50c3fa8daeda4b0bd64ba5afb5ec58496fae38cc81c89ad85f63d921511",
    "signature": "0x11082745d10f65e2e293d17e43349cd848a1d447fcefad66925f776fe8b5c35222c84ad588defb73543c9905e600c1c81362e863b1e93e33e661ddd698ac727a1c",
    "signer": "0x245711d6086c39C405d71B335A4D351177fAf601",
    "userId": "402829403"
  }
}