data.json

{
  "name": "R.Federer",
  "children": [
    {
      "name": "M.Cilic",
      "children": [
        {
          "name": "S.Querrey",
          "children": [
            {
              "name": "A.Murray",
              "children": [
                {
                  "name": "A.Murray",
                  "children": [
                    {
                      "name": "A.Murray",
                      "children": [
                        {
                          "name": "A.Murray",
                          "children": [
                            {"name": "A.Murray", "size": 10},
                            {"name": "A.Bublik", "size": 10}
                          ]
                        },
                        {
                          "name": "D.Brown",
                          "children": [
                            {"name": "J.Sousa", "size": 10},
                            {"name": "D.Brown", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "F.Fognini",
                      "children": [
                        {
                          "name": "J.Vesely",
                          "children": [
                            {"name": "J.Vesely", "size": 10},
                            {"name": "I.Marchenko", "size": 10}
                          ]
                        },
                        {
                          "name": "F.Fognini",
                          "children": [
                            {"name": "D.Tursunov", "size": 10},
                            {"name": "F.Fognini", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                },
                {
                  "name": "B.Paire",
                  "children": [
                    {
                      "name": "B.Paire",
                      "children": [
                        {
                          "name": "P.Herbert",
                          "children": [
                            {"name": "N.Kyrgios", "size": 10},
                            {"name": "P.Herbert", "size": 10}
                          ]
                        },
                        {
                          "name": "B.Paire",
                          "children": [
                            {"name": "R.Dutra Silva", "size": 10},
                            {"name": "B.Paire", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "J.Janowicz",
                      "children": [
                        {
                          "name": "J.Janowicz",
                          "children": [
                            {"name": "D.Shapovalov", "size": 10},
                            {"name": "J.Janowicz", "size": 10}
                          ]
                        },
                        {
                          "name": "L.Pouille",
                          "children": [
                            {"name": "M.Jaziri", "size": 10},
                            {"name": "L.Pouille", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                }
              ]
            },
            {
              "name": "S.Querrey",
              "children": [
                {
                  "name": "S.Querrey",
                  "children": [
                    {
                      "name": "J-W.Tsonga",
                      "children": [
                        {
                          "name": "J-W.Tsonga",
                          "children": [
                            {"name": "J-W.Tsonga", "size": 10},
                            {"name": "C.Norrie", "size": 10}
                          ]
                        },
                        {
                          "name": "S.Bolelli",
                          "children": [
                            {"name": "S.Bolelli", "size": 10},
                            {"name": "Y-H.Lu", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "S.Qurray",
                      "children": [
                        {
                          "name": "N.Basilashvili",
                          "children": [
                            {"name": "C.Berlocq", "size": 10},
                            {"name": "N.Basilashvili", "size": 10}
                          ]
                        },
                        {
                          "name": "S.Querrey",
                          "children": [
                            {"name": "T.Fabbiano", "size": 10},
                            {"name": "S.Querrey", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                },
                {
                  "name": "K.Anderson",
                  "children": [
                    {
                      "name": "K.Anderson",
                      "children": [
                        {
                          "name": "K.Anderson",
                          "children": [
                            {"name": "F.Verdasco", "size": 10},
                            {"name": "K.Anderson", "size": 10}
                          ]
                        },
                        {
                          "name": "A.Seppi",
                          "children": [
                            {"name": "N.Gombos", "size": 10},
                            {"name": "A.Seppi", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "R.Bemelmans",
                      "children": [
                        {
                          "name": "R.Bemelmans",
                          "children": [
                            {"name": "T.Haas", "size": 10},
                            {"name": "R.Bemelmans", "size": 10}
                          ]
                        },
                        {
                          "name": "D.Medvedev",
                          "children": [
                            {"name": "D.Medvedev", "size": 10},
                            {"name": "S.Wawrinka", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                }
              ]
            }
          ]
        },
        {
          "name": "M.Cilic",
          "children": [
            {
              "name": "G.Muller",
              "children": [
                {
                  "name": "R.Nadal",
                  "children": [
                    {
                      "name": "R.Nadal",
                      "children": [
                        {
                          "name": "R.Nadal",
                          "children": [
                            {"name": "R.Nadal", "size": 10},
                            {"name": "J.Millman", "size": 10}
                          ]
                        },
                        {
                          "name": "D.Young",
                          "children": [
                            {"name": "D.Young", "size": 10},
                            {"name": "D.Istomin", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "K.Khachanov",
                      "children": [
                        {
                          "name": "T.Monteiro",
                          "children": [
                            {"name": "T.Monteiro", "size": 10},
                            {"name": "A.Whittington", "size": 10}
                          ]
                        },
                        {
                          "name": "K.Khachanov",
                          "children": [
                            {"name": "An.Kuznetsov", "size": 10},
                            {"name": "K.Khachanov", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                },
                {
                  "name": "G.Muller",
                  "children": [
                    {
                      "name": "A.Bedene",
                      "children": [
                        {
                          "name": "A.Bedene",
                          "children": [
                            {"name": "I.Karlovic", "size": 10},
                            {"name": "A.Bedene", "size": 10}
                          ]
                        },
                        {
                          "name": "D.Dzumhur",
                          "children": [
                            {"name": "D.Dzumhur", "size": 10},
                            {"name": "R.Olivo", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "G.Muller",
                      "children": [
                        {
                          "name": "L.Rosol",
                          "children": [
                            {"name": "L.Rosol", "size": 10},
                            {"name": "H.Laaksonen", "size": 10}
                          ]
                        },
                        {
                          "name": "G.Muller",
                          "children": [
                            {"name": "M.Fucsovics", "size": 10},
                            {"name": "G.Muller", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                }
              ]
            },
            {
              "name": "M.Cilic",
              "children": [
                {
                  "name": "R.Bautista Agut",
                  "children": [
                    {
                      "name": "K.Nishikori",
                      "children": [
                        {
                          "name": "K.Nishikori",
                          "children": [
                            {"name": "K.Nishikori", "size": 10},
                            {"name": "M.Cecchinato", "size": 10}
                          ]
                        },
                        {
                          "name": "S.Stakhovsky",
                          "children": [
                            {"name": "J.Benneteau", "size": 10},
                            {"name": "S.Stakhovsky", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "R.Bautista Agut",
                      "children": [
                        {
                          "name": "P.Gojowczyk",
                          "children": [
                            {"name": "P.Gojowczyk", "size": 10},
                            {"name": "M.Copil", "size": 10}
                          ]
                        },
                        {
                          "name": "R.Bautista Agut",
                          "children": [
                            {"name": "A.Haider-Maurer", "size": 10},
                            {"name": "R.Bautista Agut", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                },
                {
                  "name": "M.Cilic",
                  "children": [
                    {
                      "name": "S.Johnson",
                      "children": [
                        {
                          "name": "S.Johnson",
                          "children": [
                            {"name": "S.Johnson", "size": 10},
                            {"name": "N.Kicker", "size": 10}
                          ]
                        },
                        {
                          "name": "R.Albot",
                          "children": [
                            {"name": "F.Bagnis", "size": 10},
                            {"name": "R.Albot", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "M.Cilic",
                      "children": [
                        {
                          "name": "F.Mayer",
                          "children": [
                            {"name": "V.Troicki", "size": 10},
                            {"name": "F.Mayer", "size": 10}
                          ]
                        },
                        {
                          "name": "M.Cilic",
                          "children": [
                            {"name": "P.Kohlschreiber", "size": 10},
                            {"name": "M.Cilic", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                }
              ]
            }
          ]
        }
      ]
    },
    {
      "name": "R.Federer",
      "children": [
        {
          "name": "R.Federer",
          "children": [
            {
              "name": "M.Raonic",
              "children": [
                {
                  "name": "M.Raonic",
                  "children": [
                    {
                      "name": "M.Raonic",
                      "children": [
                        {
                          "name": "M.Raonic",
                          "children": [
                            {"name": "M.Raonic", "size": 10},
                            {"name": "J.Struff", "size": 10}
                          ]
                        },
                        {
                          "name": "M.Youzhny",
                          "children": [
                            {"name": "M.Youzhny", "size": 10},
                            {"name": "N.Mahut", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "A.Ramos-Vinolas",
                      "children": [
                        {
                          "name": "A.Rublev",
                          "children": [
                            {"name": "A.Rublev", "size": 10},
                            {"name": "S.Travaglia", "size": 10}
                          ]
                        },
                        {
                          "name": "A.Ramos-Vinolas",
                          "children": [
                            {"name": "J.Thompson", "size": 10},
                            {"name": "A.Ramos-Vinolas", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                },
                {
                  "name": "A.Zverev",
                  "children": [
                    {
                      "name": "S.Ofner",
                      "children": [
                        {
                          "name": "J.Sock",
                          "children": [
                            {"name": "J.Sock", "size": 10},
                            {"name": "C.Garin", "size": 10}
                          ]
                        },
                        {
                          "name": "S.Ofner",
                          "children": [
                            {"name": "T.Bellucci", "size": 10},
                            {"name": "S.Ofner", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "A.Zverev",
                      "children": [
                        {
                          "name": "F.Tiafoe",
                          "children": [
                            {"name": "R.Haase", "size": 10},
                            {"name": "F.Tiafoe", "size": 10}
                          ]
                        },
                        {
                          "name": "A.Zverev",
                          "children": [
                            {"name": "E.Donskoy", "size": 10},
                            {"name": "A.Zverev", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                }
              ]
            },
            {
              "name": "R.Federer",
              "children": [
                {
                  "name": "G.Dimitrov",
                  "children": [
                    {
                      "name": "G.Dimitrov",
                      "children": [
                        {
                          "name": "G.Dimitrov",
                          "children": [
                            {"name": "G.Dimitrov", "size": 10},
                            {"name": "D.Schwartzman", "size": 10}
                          ]
                        },
                        {
                          "name": "M.Baghdatis",
                          "children": [
                            {"name": "J.Ward", "size": 10},
                            {"name": "M.Baghdatis", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "D.Sela",
                      "children": [
                        {
                          "name": "D.Sela",
                          "children": [
                            {"name": "D.Sela", "size": 10},
                            {"name": "M.Granollers", "size": 10}
                          ]
                        },
                        {
                          "name": "J.Isner",
                          "children": [
                            {"name": "T.Fritz", "size": 10},
                            {"name": "J.Isner", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                },
                {
                  "name": "R.Federer",
                  "children": [
                    {
                      "name": "M.Zverev",
                      "children": [
                        {
                          "name": "M.Zverev",
                          "children": [
                            {"name": "M.Zverev", "size": 10},
                            {"name": "B.Tomic", "size": 10}
                          ]
                        },
                        {
                          "name": "M.Kukushkin",
                          "children": [
                            {"name": "M.Kukushkin", "size": 10},
                            {"name": "T.Daniel", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "R.Federer",
                      "children": [
                        {
                          "name": "D.Lajovic",
                          "children": [
                            {"name": "S.Tsitsipas", "size": 10},
                            {"name": "D.Lajovic", "size": 10}
                          ]
                        },
                        {
                          "name": "R.Federer",
                          "children": [
                            {"name": "A.Dolgopolov", "size": 10},
                            {"name": "R.Federer", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                }
              ]
            }
          ]
        },
        {
          "name": "T.Berdych",
          "children": [
            {
              "name": "T.Berdych",
              "children": [
                {
                  "name": "D.Thiem",
                  "children": [
                    {
                      "name": "D.Thiem",
                      "children": [
                        {
                          "name": "D.Thiem",
                          "children": [
                            {"name": "D.Thiem", "size": 10},
                            {"name": "V.Pospisil", "size": 10}
                          ]
                        },
                        {
                          "name": "G.Simon",
                          "children": [
                            {"name": "G.Simon", "size": 10},
                            {"name": "N.Jarry", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "J.Donaldson",
                      "children": [
                        {
                          "name": "J.Donaldson",
                          "children": [
                            {"name": "J.Tipsarevic", "size": 10},
                            {"name": "J.Donaldson", "size": 10}
                          ]
                        },
                        {
                          "name": "P.Lorenzi",
                          "children": [
                            {"name": "H.Zeballos", "size": 10},
                            {"name": "P.Lorenzi", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                },
                {
                  "name": "T.Berdych",
                  "children": [
                    {
                      "name": "D.Ferrer",
                      "children": [
                        {
                          "name": "D.Ferrer",
                          "children": [
                            {"name": "R.Gasquet", "size": 10},
                            {"name": "D.Ferrer", "size": 10}
                          ]
                        },
                        {
                          "name": "S.Darcis",
                          "children": [
                            {"name": "S.Darcis", "size": 10},
                            {"name": "R.Berankis", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "T.Berdych",
                      "children": [
                        {
                          "name": "R.Harrison",
                          "children": [
                            {"name": "B.Coric", "size": 10},
                            {"name": "R,Harrison", "size": 10}
                          ]
                        },
                        {
                          "name": "T.Berdych",
                          "children": [
                            {"name": "J.Chardy", "size": 10},
                            {"name": "T.Berdych", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                }
              ]
            },
            {
              "name": "N.Djokovic",
              "children": [
                {
                  "name": "A.Mannarino",
                  "children": [
                    {
                      "name": "G.Monfils",
                      "children": [
                        {
                          "name": "G.Monfils",
                          "children": [
                            {"name": "G.Monfils", "size": 10},
                            {"name": "D.Brands", "size": 10}
                          ]
                        },
                        {
                          "name": "K.Edmund",
                          "children": [
                            {"name": "K.Edmund", "size": 10},
                            {"name": "A.Ward", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "A.Mannarino",
                      "children": [
                        {
                          "name": "Y.Sugita",
                          "children": [
                            {"name": "Y.Sugita", "size": 10},
                            {"name": "B.Klein", "size": 10}
                          ]
                        },
                        {
                          "name": "A.Mannoarino",
                          "children": [
                            {"name": "A.Mannarino", "size": 10},
                            {"name": "F.Lopez", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                },
                {
                  "name": "N.Djokovic",
                  "children": [
                    {
                      "name": "E.Gulbis",
                      "children": [
                        {
                          "name": "J.Del Potro",
                          "children": [
                            {"name": "J.Del Potro", "size": 10},
                            {"name": "T.Kokkinakis", "size": 10}
                          ]
                        },
                        {
                          "name": "E.Gulbis",
                          "children": [
                            {"name": "E.Gulbis", "size": 10},
                            {"name": "V.Estrella Burgos", "size": 10}
                          ]
                        }
                      ]
                    },
                    {
                      "name": "N.Djokovic",
                      "children": [
                        {
                          "name": "A.Pavlasek",
                          "children": [
                            {"name": "A.Pavlasek", "size": 10},
                            {"name": "E.Escobedo", "size": 10}
                          ]
                        },
                        {
                          "name": "N.Djokovic",
                          "children": [
                            {"name": "M.Klizan", "size": 10},
                            {"name": "N.Djokovic", "size": 10}
                          ]
                        }
                      ]
                    }
                  ]
                }
              ]
            }
          ]
        }
      ]
    }
  ]
}