export const data = {
  children: [
    {
      name: 'leaf0',
      children: [
        { name: 'leaf_a', colname: 'level3' },
        { name: 'leaf_b', colname: 'level3' },
        { name: 'leaf_c', colname: 'level3' },
        { name: 'leaf_d', colname: 'level3' },
      ],
      colname: 'level2',
    },
    {
      name: 'leaf1',
      children: [
        { name: 'leaf_e', colname: 'level3' },
        { name: 'leaf_f', colname: 'level3' },
        { name: 'leaf_g', colname: 'level3' },
        { name: 'leaf_h', colname: 'level3' },
      ],
      colname: 'level2',
    },
  ],
  name: 'root',
};