{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x36d3aca8e8a6f1a956c8a0fe5ac807d95462dd4317e01559feae4fa2b26d4822",
    "signature": "0xe51aeb05c11074ef098c6b522ed5720bc69bedd5947185d505129fb956be65835a31d8ee1642981319447b2e3128f86ebb9da45d4e60d341967f9252212116331b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}