[
  {
    "header": {
      "align": "center",
      "line": {
        "width": 1,
        "color": "black"
      },
      "fill": {
        "color": "grey"
      },
      "font": {
        "family": "Arial",
        "size": 12,
        "color": "white"
      }
    },
    "cells": {
      "align": "center",
      "line": {
        "color": "black",
        "width": 1
      },
      "font": {
        "family": "Arial",
        "size": 11,
        "color": [
          "black"
        ]
      }
    }
  }
]