{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "143331",
    "entityType": "User",
    "nonce": "0xff7ff3d4adf21456504de2b13f15ca7bb7520091b2d049ccf718c8f311ebb372",
    "signature": "0xdf787acf0ae669465df7fe3d880e134fd25b8f572c50592e484ab6b12b3543647a44cef154af4100a9834c92b3072470878ffa41405ea824cca8fb7c40d9ca791b",
    "signer": "0xdAe27B20BF3639989Bd99E76811FEF26BEa4Cc49",
    "userId": "176556"
  }
}