{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xecaaf3850389d18321e75354692c662fbb978d9265532beb526d8349147d504d",
    "signature": "0xe9b7aa8d1b0287b172d8afc67581f8b36758675eeff2ca3602bb02748502898d4b0945460aed834d7bb4095846b9aebe5192a43f00f99ef29cc48337bd4fd7441b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}