{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234046",
    "entityType": "User",
    "nonce": "0x1fb00dd795bb312bb456007a78b4ee91768909e114412554b843b4ca1bcf89e1",
    "signature": "0xb5bdb63949fd414862decc1b5925c13a9b251e16122adb38374fed06c647aadb17457ccf855bd1a46d731ac39d000b09a556038064607c79a736daa2b59a58411c",
    "signer": "0xfEf199273dc1B7112aA0D32cc0DbF797aC6EAfE5",
    "userId": "198179849"
  }
}