{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4760",
    "entityType": "User",
    "nonce": "0xec5812c7e7bf410d0f30a1845cce8137ab90e32a36bca581fe09f4afd47de1cd",
    "signature": "0x4c917772413e3e1924bb52217823d6d55605afed421845e55e03c1b9f1e4563573a2dc6e4ff0809a8f1a0b823b9d9d4e1f4ec0cce454e9afc1185af6f66942971b",
    "signer": "0x32e5e224E0727A7B2CA7FBC47b945D1B1A59abDc",
    "userId": "76829893"
  }
}