collection.json

{
    "tag": "Collection",
    "nodeChildren": [
        {
            "tag": "Group",
            "nodeChildren": [
                {
                    "tag": "Group",
                    "nodeChildren": [
                        {
                            "tag": "ContentGroup",
                            "groupItems": [
                                {
                                    "answers": [
                                        "y"
                                    ],
                                    "displayText": "x"
                                },
                                {
                                    "answers": [
                                        "b"
                                    ],
                                    "displayText": "a"
                                },
                                {
                                    "answers": [
                                        "meg ez is"
                                    ],
                                    "displayText": "lofasz"
                                }
                            ],
                            "groupId": "Saying your name"
                        }
                    ],
                    "groupId": "Introduction"
                }
            ],
            "groupId": "English"
        }
    ]
}