{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xcde35f84e6e1b984cccdaa59ee0baabeddf1c02484a4f65b5c3a982af0e77563",
    "signature": "0x979bfb9d61e56425341b2f54a3aa208e54ccfd476f5142a33182f5b68d598ca458253f13110d17d3ffb72f9556b8217981c70d69de4d6051607f225e5c3101891c",
    "signer": "0xEe85D3B01F3A7c280EA9b31Cf9121e93d57B9dd0",
    "userId": "52664772"
  }
}