test.cs

// load JSON data
var jsonData = File.ReadAllText("JsonModel.json");

// create a new DataSourceManager
DataSourceManager dataSourceManager1 = new DataSourceManager();
dataSourceManager1.LoadJson(jsonData);

var table = AddMergeBlock("mergeBlock1", dataSourceManager1);

TableStyle tableStyle = new TableStyle()
{
  TableRowFormat = new TXTextControl.TableCellFormat()
  {
    BottomBorderWidth = 1,
    TopBorderWidth = 1,
    LeftBorderWidth = 1,
    RightBorderWidth = 1,
    BottomTextDistance = 100,
    TopTextDistance = 100,
    LeftTextDistance = 100,
    RightTextDistance = 100
  },
  HeaderRowFormat = new TXTextControl.TableCellFormat()
  {
    BackColor = Color.DeepPink,
    BottomBorderWidth = 1,
    TopBorderWidth = 1,
    LeftBorderWidth = 1,
    RightBorderWidth = 1,
    BottomTextDistance = 200,
    TopTextDistance = 200,
    LeftTextDistance = 100,
    RightTextDistance = 100
  }
};

ClearTableStyle(table, textControl1);

ApplyTableStyle(table, tableStyle);