{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "16752",
    "entityType": "User",
    "nonce": "0x1a0fefc0babeb32c269e88773e718880ddf63214f93686b5afcbf7bef50181e8",
    "signature": "0x4d8c28ccb93f968f2ea6f62484f368a53125c80f009443b7101234a51697bb9b45453427bc0ab5d3d26cb2d9fc6413c6bf5818360edcb3910fa5e045204cdec71b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}