[{"categoryId":2554,"categoryName":"打击乐器","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2558,"categoryName":"口琴/口风琴/竖笛","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2560,"categoryName":"西洋管弦","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2563,"categoryName":"手风琴","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2564,"categoryName":"电子琴","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2566,"categoryName":"钢琴","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2569,"categoryName":"电钢琴","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2570,"categoryName":"尤克里里","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2572,"categoryName":"工艺礼品乐器","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2574,"categoryName":"西洋乐器配件","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":2575,"categoryName":"吉他","categoryPid":2553,"sortNum":0,"hierarchy":3,"childCategory":[]},{"categoryId":12870,"categoryName":"其他西洋乐器","categoryPid":2553,"sortNum":1,"hierarchy":3,"childCategory":[]}]