{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1243",
    "entityType": "User",
    "nonce": "0x51f82771d77684f73ad6794a4dc50d392cf5934e41cf793a979c432ddb015d0c",
    "signature": "0x744175041913ec7e4b411cfd82b9b7e7982dc7d30a44a86208de2195b53903804ed8fa584053b9eab75e8620090d16cccb1dfae5c1d0c81daa6c56bd6f4eaa721b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}