{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1442302",
    "entityType": "User",
    "nonce": "0xc17e671cbf5d5bd442c95f65f18b345873ffd68875aa3c622c0092dfa0c50663",
    "signature": "0xdc816d065f017b087eee2fc4a6bbecacd2f0d8c8d27d754bfad525b44ce4a22f2ae88ddb22132dd2f2aa5f10275546d6ce5327d66902eff66fe41dc4e6fd79cf1c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}