{
  "manageEntity": {
    "action": "Delete",
    "entityId": "511902",
    "entityType": "Track",
    "nonce": "0x2f82cd12c0ec5676fb86e78435600b5545f6fe4359a47cd84b4bb025c1de15ef",
    "signature": "0x334e61950d49703e852eda28ae13cb70d7f62aae4d6aba935f19703dac52586124e023fe1ebb42673a96df4a423bcee0b61fae965618dd00e670f35774cf60131c",
    "signer": "0xFFd7e4E71Ef776E15f494dAB321Db36e10Ca717C",
    "userId": "187941"
  }
}