{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98311147",
    "entityType": "User",
    "nonce": "0xc71dbda151478ac63236996ff3caebe39da5b372dbdb8b6a9f29231d2d8e7643",
    "signature": "0x7426337ded3d72d2d4173cfe104e0ac029202cf304e152a4dfc0440d3b76d37a4c6d0645ff837eb075ca72f5a81fdabc2a869593c1d7d7ae74ccd3b610f1b28f1c",
    "signer": "0xb0bc7585AC84F169814851A3C22d8d92D133337F",
    "userId": "267657235"
  }
}