{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "843",
    "entityType": "User",
    "nonce": "0xe737b50086ca59b25f1309a9a7b086e7e3069202d0d813c1dda7560156581b48",
    "signature": "0xbfcd5a8da84f632455037b8f11acef14b8f17fb9e1bd5fd53fafd4b6dc791dcf726fdf133efd8c19dd2e2034212b8ca119604305a57e1fd5342c6406e3124f6d1b",
    "signer": "0xe09d1373AAaFD2257B1CE634645c96F9Cc064782",
    "userId": "68846"
  }
}