{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xbe49882cf94bbf246ed9af969cb4f761292860024de82d7f12f17f9d102b080d",
    "signature": "0x6e83f5d8200e980fd338b02ecaaa7d90275b27634839cfafcaa3b27c1ab53c38023536f2fecb007aa4910a77edaaf791ed3000186d4243d3ec667a3230d89c761c",
    "signer": "0x472B533E340a2BFd1816292204A5e22c6f355e3D",
    "userId": "588482306"
  }
}