{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0x1064fd7bbf5a02b89b76614a5b6441a8ed3037787b0231d39939802e7c86168b",
    "signature": "0xc51a5aa81045eec9fa16dfbe1154ee10f78b9ca8b36f49438026776f79f83daa39f0e97e89f16af5eaea97028ef49e70dec6ef361be04402cf9bc876c25f4ab11b",
    "signer": "0xd832cDDE8Da519b6aD56d440c66722AC65cc18C8",
    "userId": "755155896"
  }
}