{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "384526",
    "entityType": "User",
    "nonce": "0xedee3e6c8a6d8c24c9f1b4ed336acd84b2956da283937a446231b4bbc5fe8361",
    "signature": "0x7ba64118009910cc00500427cc47a3d75786b3542aa6017ac4de35e924246b3f7cb4e3666a19617457a3821295106f84e281279d7dfa0a674d88a9d7e8c065ab1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}