[

            { 
                "id" : "part_1",
                "title" : "Treść ustawy",
                "type": "part",
                "symbol" : "part_1",
                "children" : [
                    {"id": "arti_1","symbol": "arti_1","type": "arti","name": "1","title": "Art. 1.","children": [{"id": "arti_1-pint_1","symbol": "pint_1","type": "pint","name": "1","title": "1)"},{"id": "arti_1-pint_2","symbol": "pint_2","type": "pint","name": "2","title": "2)","children": [{"id": "arti_1-pint_2-lett_a","symbol": "lett_a","type": "lett","name": "a","title": "a)"},{"id": "arti_1-pint_2-lett_b","symbol": "lett_b","type": "lett","name": "b","title": "b)"},{"id": "arti_1-pint_2-lett_c","symbol": "lett_c","type": "lett","name": "c","title": "c)"},{"id": "arti_1-pint_2-lett_d","symbol": "lett_d","type": "lett","name": "d","title": "d)"},{"id": "arti_1-pint_2-lett_e","symbol": "lett_e","type": "lett","name": "e","title": "e)"}]},{"id": "arti_1-pint_3","symbol": "pint_3","type": "pint","name": "3","title": "3)","children": [{"id": "arti_1-pint_3-lett_a","symbol": "lett_a","type": "lett","name": "a","title": "a)"},{"id": "arti_1-pint_3-lett_b","symbol": "lett_b","type": "lett","name": "b","title": "b)"}]},{"id": "arti_1-pint_4","symbol": "pint_4","type": "pint","name": "4","title": "4)"},{"id": "arti_1-pint_5","symbol": "pint_5","type": "pint","name": "5","title": "5)"},{"id": "arti_1-pint_6","symbol": "pint_6","type": "pint","name": "6","title": "6)"},{"id": "arti_1-pint_7","symbol": "pint_7","type": "pint","name": "7","title": "7)","children": [{"id": "arti_1-pint_7-lett_a","symbol": "lett_a","type": "lett","name": "a","title": "a)"},{"id": "arti_1-pint_7-lett_b","symbol": "lett_b","type": "lett","name": "b","title": "b)"}]},{"id": "arti_1-pint_8","symbol": "pint_8","type": "pint","name": "8","title": "8)","children": [{"id": "arti_1-pint_8-lett_a","symbol": "lett_a","type": "lett","name": "a","title": "a)"},{"id": "arti_1-pint_8-lett_b","symbol": "lett_b","type": "lett","name": "b","title": "b)"},{"id": "arti_1-pint_8-lett_c","symbol": "lett_c","type": "lett","name": "c","title": "c)"}]},{"id": "arti_1-pint_9","symbol": "pint_9","type": "pint","name": "9","title": "9)"},{"id": "arti_1-pint_10","symbol": "pint_10","type": "pint","name": "10","title": "10)"},{"id": "arti_1-pint_11","symbol": "pint_11","type": "pint","name": "11","title": "11)","children": [{"id": "arti_1-pint_11-lett_a","symbol": "lett_a","type": "lett","name": "a","title": "a)"},{"id": "arti_1-pint_11-lett_b","symbol": "lett_b","type": "lett","name": "b","title": "b)"}]},{"id": "arti_1-pint_12","symbol": "pint_12","type": "pint","name": "12","title": "12)"},{"id": "arti_1-pint_13","symbol": "pint_13","type": "pint","name": "13","title": "13)"}]},{"id": "arti_2","symbol": "arti_2","type": "arti","name": "2","title": "Art. 2."},{"id": "arti_3","symbol": "arti_3","type": "arti","name": "3","title": "Art. 3.","children": [{"id": "arti_3-pass_1","symbol": "pass_1","type": "pass","name": "1","title": "1."},{"id": "arti_3-pass_2","symbol": "pass_2","type": "pass","name": "2","title": "2."},{"id": "arti_3-pass_3","symbol": "pass_3","type": "pass","name": "3","title": "3."}]},{"id": "arti_4","symbol": "arti_4","type": "arti","name": "4","title": "Art. 4."}
                ]
            }
        ]