{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363062902",
    "entityType": "User",
    "nonce": "0x1284e9e4984993412742884c1b3812523e7880bd589ca80e17f0c61e79dd2208",
    "signature": "0x77268363fbf67f978bff623df20f237b99745e59f6755cdc2d4a8bd98856acf05a246998eb5259b4e69bb7df2cdb471c319f700b3148f1c9c066b55289f277d31b",
    "signer": "0xe270C91f9476B885124d6c0208211213dC10036a",
    "userId": "94825285"
  }
}