data.json

{
    "name": "flare",
    "children": [{
        "name": "analytics",
        "children": [{
            "name": "cluster",
            "children": [{
                "name": "Agglomerative Cluster",
                "size": 3938
            }, {
                "name": "Community Structure",
                "size": 3812
            }, {
                "name": "Hierarchical Cluster",
                "size": 6714
            }, {
                "name": "Merge Edge",
                "size": 700
            }]
        }, {
            "name": "graph",
            "children": [{
                "name": "Betweenness Centrality",
                "size": 3534
            }, {
                "name": "Link Distance",
                "size": 5731
            }, {
                "name": "Max Flow MinCut",
                "size": 7840
            }, {
                "name": "Shortest Paths",
                "size": 5914
            }, {
                "name": "Spanning Tree",
                "size": 3416
            }]
        }, {
            "name": "optimization",
            "children": [{
                "name": "Aspect Ratio Banker",
                "size": 7074,
                "children": [{
                        "name": "Betweenness Centrality",
                        "size": 3534
                    }, {
                        "name": "Link Distance",
                        "size": 5731
                    }, {
                        "name": "Max Flow MinCut",
                        "size": 7840,
                           "children": [{
                        "name": "Betweenness Centrality",
                        "size": 534
                    }, {
                        "name": "Link Distance",
                        "size": 1731
                    }
                ]
                    }
                ]
            }]
        }]
    }]
}