{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x17fd9a0b789c7c9df98183b3893c3806532d0c79029dede6b7e5e281748d5361",
    "signature": "0xdc4777eb1e6262b5dd5e8c40e3854fac84c76f39d7d6d548a441e99e15e6bdbc0184c83adb37f7cdb9a10790b9ebd572b63191ae8aa057029cc67318999564281c",
    "signer": "0x63d394E88B78FF653F4FCeB0AC74Cf5b064dfC34",
    "userId": "633246973"
  }
}