{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xd6ead626c753424c5e655bd3635ca0161bdd90d0f04a61ff0898da66aaa43293",
    "signature": "0x9c0692de8a82dd871b716c91baa99e8ea2ea5706094481d9c7ea63f59bd8bed42bc405773384ed504cfda59c72fa57a1d0ef203532b167131f76582a3e5530a11b",
    "signer": "0x71d32288cAa12eFeB3233E78Dd2B45De8ad0F20c",
    "userId": "592020100"
  }
}