{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "196632465",
    "entityType": "User",
    "nonce": "0xd70bbf9d7b4eacd0dffbd06aa072ebf7c85871c9e758fbe1fd82997bd26ee5c0",
    "signature": "0xd7da99ffa65b6ae3b79bbf80a00670f7ac38e4c961e26727cdf0d1f2647334550c79dd7800f031d624a1be51284c6b57dfe7a7581986a808a1c4f4fcff349fbc1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}