{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xb1c361bb217f120e34b42aeddf524ec94113d49f2bf95b4f082aa609aa7ac5e5",
    "signature": "0xf3e17a9beebe74fd55c4de1ff9d53aa96971ff000e86ccaa813d675c569282da1c33b9771c8180bbacdd18b6638099dee9db6a9de70427928db189b0a28036691c",
    "signer": "0x175A3bebFa14E64C549CAc2962191B2B8C788421",
    "userId": "6270901"
  }
}