{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "941926592",
    "entityType": "User",
    "nonce": "0x1fd8e5e2a7f601c0dbc35b67f777581ee3753a7f4337fcc7647a536b06b3fe48",
    "signature": "0xec9042238adfab246a618953351bf8040df4004a7cc4a3ae9e886180ebfc7ac13fe5a1f9f7e0202db3c0c42f3638c9c9ce9bc6421610819be2cc1b3e00e3e4d41b",
    "signer": "0x4a4E686a6442e2Fc2495a7d4363B25c583Ea3c3a",
    "userId": "34815"
  }
}