{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "601282125",
    "entityType": "User",
    "nonce": "0x60c1a6831bb70a956d402d8cb9d9c6be230545088682666313a4e80ecf39f103",
    "signature": "0x0dfc82a70883fd164cf1ae80544c922430bc26ab5bf2a6d49937733b6bed3bb25dbc93a1b2e0d0032c9267bf28da0277774fb99d1ba121377473f5693b5621811b",
    "signer": "0xe270C91f9476B885124d6c0208211213dC10036a",
    "userId": "94825285"
  }
}