{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x407677d3ba39bcd079059ee8378c83ac72bf437d85b594161dc149030685562b",
    "signature": "0xbeff260acde78111fabc6b257753b7a111e4746e6310aa61ca886e2025c61221017d4c7f80494a987ddb6ef3d1b2ebd4a6626dd50cac21a09eba68556e0e8ba91b",
    "signer": "0x4f24EFcc0f8174B7836f5EBbeBd72AF3f1746E74",
    "userId": "230109234"
  }
}