{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "6655",
    "entityType": "User",
    "nonce": "0xc9a9394062b5769f65175f543c4a87efd5e24de0023cf77ec31b7a6df4507a36",
    "signature": "0x2559a426e6ac836cf1fbfa4e68a086f27406358a7c9d4e4143772ae56bd656b24bb4a9e11138c17e484d357d43f3ed01d60499e9f11791f812e22f9c536093781c",
    "signer": "0xba960A2A2d8f4427Fae40C7DB0030b14F9C77419",
    "userId": "10119"
  }
}