Data.json

{
    "data":[
        {
            "name": "Alens-A",
            "birthday": "1900-01-01",
            "progeniture": [
                {
                    "name": "Bob-A",
                    "birthday": "1922-6-11",
                    "progeniture": [
                        {
                            "name": "Catter-A",
                            "birthday": "1946-6-11"
                        },
                        {
                            "name": "Catter-B",
                            "birthday": "1948-2-23"
                        }
                    ]
                },
                {
                    "name": "Bob-B",
                    "birthday": "1925-4-12"
                },
                {
                    "name": "Bob-C",
                    "birthday": "1927-4-12"
                }
            ]
        },
        {
            "name": "Alens-B",
            "birthday": "1901-08-05",
            "progeniture": [
                {
                    "name": "Boss-A",
                    "birthday": "1925-4-12",
                    "progeniture": [
                        {
                            "name": "Cavid-A",
                            "birthday": "1955-9-11"
                        }
                    ]
                }
            ]
        }
    ]
}