Invalid Locale Error - INVALID_LOCALE_ERROR

This error is issued when the user submits or requests content in a language that is not supported by the platform.

The JSON response structure is:

{
  "errors": [
    {
      "message": "Invalid locale provided",
      "locations": [
        {
          "line": 2,
          "column": 3
        }
      ],
      "path": [
        "createProposal"
      ],
      "extensions": {
        "code": "INVALID_LOCALE_ERROR"
      }
    }
  ],
  "data": {
    "createProposal": null
  }
}