{
    "$$version": 1,
    "$schema": "http://json-schema.org/draft-04/schema#",
    "type": "object",
    "additionalProperties": false,
    "title": "UISchema annotations",
    "$$order": [
        "top"
    ],
    "required": [
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    ],
    "properties": {
        "top": {
            "$$order": [
                "middle"
            ],
            "required": [
                "middle"
            ],
            "type": "object",
            "additionalProperties": false,
            "title": "top",
            "properties": {
                "middle": {
                    "description": "half way through",
                    "$$order": [
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                    ],
                    "required": [
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                    ],
                    "type": "object",
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                    "title": "middle",
                    "properties": {
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                            "type": "string",
                            "title": "bottom"
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}