{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0xed2d129723058ffa606835287c8c5d4bfed05f2ebfd7c5c375b9587ba7581146",
    "signature": "0x48744ed371d06489ef7b8e952e142a86e35ade5c7c5c4b017ee9d02fe34754253312a31464b5cb9c6677b83892345b575a1db36fe19aa1729bcfd5252f82d2171c",
    "signer": "0x995Ca8f2d3956487967aCfd7EA849313C448c3a8",
    "userId": "227564"
  }
}