{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "type": "object",
    "definitions": {
        "option": {
            "type": "object",
            "properties": {
                "enabled": {
                    "type": "boolean",
                    "description": "some text"
                }
            }
        }
    },
    "additionalProperties": {
        "type": "object",
        "$ref": "#/definitions/option"
    },
    "properties": {
        "knownProp": {
            "type": "object",
            "$ref": "#/definitions/option",
            "title": "title",
            "description": "text"
        }
    }
}