{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "842214964",
    "entityType": "User",
    "nonce": "0xe317d5b95e3068908803c53701ab1199df43408700fd90690c4653e93769547d",
    "signature": "0xdf9b5afb01f6bb540f8924e0639c46dad7d9adc00d9de90e60c9e273009684c44834181c88aa8d7873ba355269fb665fb19fe9aaaf8a7c263058eb31f941295d1c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}