{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "title": "form definition",
    "type": "object",
    "properties": {
        "default": {
            "type": "object",
            "properties": {
                "name": {
                    "type": "string"
                }
            },
            "required": [
                "name"
            ]
        }
    },
    "required": [
        "default"
    ]
}