{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "124453",
    "entityType": "User",
    "nonce": "0x41ca49eb9eaca1422378a3d84c32514b5c8ed9dcc19093f7d3783f54aba6cef5",
    "signature": "0x81deca37de52fc1687ac9478a23254d2f203d6c89d9ed610b786d7db1a3b5efb55c7f7c87fe950b8f8c78a874c80cc20abe95da6f523faf06cf15a345eda567c1c",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}