{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117522",
    "entityType": "User",
    "nonce": "0x9f7e493c3d776aa76f1c1531cdd66b3f3a9dabba95821085497ae877871131dc",
    "signature": "0xa2e67942dd199fe62ba82d91fd56c034bf4fb9a2e7ff8a1d11ab737d98717c6363c6bb38b4e7e89bb2178de1f2d2221c36964ea3bfa6eaf35d7ec00e0445b9a41b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}