{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xa1484e99b49cfa8bb8cf5c75e6f202a07b6f0e80197c38f281f386d8d8b028ee",
    "signature": "0x31e293929babcc1294730063013249ee32ce24e40063c43177d6f676030eee781bbadacf6733389617e6eb559b1e2ed74012197d5b0fbb9585364a5ef7cf0f431c",
    "signer": "0x6aB433B5fe117861D10a1BBD824093Af9C82c6aB",
    "userId": "852177498"
  }
}