{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "4210",
    "entityType": "User",
    "nonce": "0x1b23227c6f3ec9fe446178a115d5171de4111c6b674e9576252fd68df4df80ed",
    "signature": "0x45633e05d0a85bb856d1a8910d072eb49b2d4016fe285f9fef287d4a84b79bc507cfd711df5232cf69b24b057399e263ea8e026bfa73f1d16fc13be617ab0d241b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}