{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "129166385",
    "entityType": "User",
    "nonce": "0xd28cb79e493b957e3a404652a0c78d3032153cfb2c3616bacec87e08d03b5020",
    "signature": "0x8eafd748a67bfdfa470ee42eefeeed5f0ab8535bab7240d8110acf090fb5ddc165bf6860a802cde84726d4d62874e0bff457000b10704ad61782e65edf9b6a491b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}