{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "17074",
    "entityType": "User",
    "nonce": "0x30d758ae63051802c5883055f5d85b764c1b44cf4469afd0835f76287ce9c848",
    "signature": "0x3e6f4e281151b79e49c6f80369fe36a26d34be5e819db5c18077fd1d5dbeaca77f55c056481922f8bd86cd5a892a3b0829a90040db826723adad61c968bdbf9e1b",
    "signer": "0x6135DFED4766632f3E2e097527cad142835825E1",
    "userId": "312072568"
  }
}