{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "$id": "https://example.com/settings.json",
    "title": "Settings",
    "description": "Settings",
    "type": "object",
    "additionalProperties": false,
    "properties": {
        "default_currency": { "type": "string" }
    }
}