{
    "$id": "http://xxx.local/schemas/mySchema.json",
    "$schema": "http://json-schema.org/draft-07/schema#",

    "type": "object",
    "properties": {
        "Prop1": {
            "type": "integer",
            "$comment": "Just a comment"
        },
        "Prop2": {
            "$ref": "#random_ref"
        }
    }
}