def nested_json_row(dict_data):
    out = pd.Series()
    for k,v in dict_data.items():
        if type(v) == dict:
            out_child = nested_json_row(v)
            out_child.index = k + '_' + out_child.index
            out = out.append(out_child)
        elif type(v) == list:
            for idx,it in enumerate(v):
                out_child = nested_json_row(it)
                out_child.index = f"{k}_{idx}_" + out_child.index
                out = out.append(out_child)
        else:
            out[k] = v
    return out