{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1551322694",
    "entityType": "Track",
    "nonce": "0x183c3e39f295478a9f6558315e4dcd037ffee235fedc5663c0e8e0b8666524a7",
    "signature": "0x9d6c8b9439595fd9594818887097fa2b7b7261bb077d93e6ede84ffb6bcd24bd2b347bca6af7051b9a7cb53cbd860f1b86460dbefd9ef5351bb2a06b7818625c1b",
    "signer": "0xBE316D2BB1A5F313c8dffDA0581Ab9B94D57493a",
    "userId": "248299224"
  }
}