Freshdesk - Installation page validation error

[Chong_Forest]

Hi, am facing the issue in installation page.

The installation page worked in http://localhost:10001/custom_configs.

but tried after save and test, the installation page hitting validation error.

Any idea to solve this?

manifest.json

{
  "platform-version": "2.3",
  "product": {
    "freshdesk": {
      "location": {
        "ticket_sidebar": {
          "url": "index.html",
          "icon": "icon.svg"
        }
      }
    }
  },
  "engines": {
    "node": "18.12.0",
    "fdk": "9.0.0"
  }
}

iparams.json

{
  "domainName": {
    "display_name": "Domain Name",
    "description": "Please enter your domain name",
    "type": "domain",
    "type_attributes": {
      "product": "freshdesk"
    },
    "required": true
  },
  "apiKey": {
    "display_name": "API Key",
    "description": "Please enter your api_key",
    "type": "api_key",
    "secure": true,
    "required": true,
    "type_attributes": {
      "product": "freshdesk"
    }
  }
}