{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x18be1d7a7df2f04764f359f3b20b8a47b64f80537174e66a2aae89a60d5b4aff",
    "signature": "0xcd4580953b362d3305ca4e27f339df12789555101a59251fbec1ede6fd96ab223c41cc0fe0f91a3f6a966e4d179d852c08117842ea38d02e6a03377664e0e01f1c",
    "signer": "0x6a1eCc7128689c85Fc7aCB2BEf73235E1C4d1B1c",
    "userId": "433876618"
  }
}