{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x3a25d500dd744987c98c40fdd4574b2e621591f544122a66740c9bc9861ac110",
    "signature": "0x80640157f590fea6a5b6bc24060253cd761baf93b5ec10a10a572556051dec7f49532dbe6df066d86f33c75fd8ef4907f179c9cdeec9feed90e2b22a5c4249c01c",
    "signer": "0x3067d241baB7e3FE988f593d54881a5AfceD63A2",
    "userId": "382101985"
  }
}