PivotColRole
type PivotColRole = object;Properties
Section titled “Properties”col: number;kind: "subheading" | "subtotal";Always 'subtotal': the column axis has no outline/separator placement (column subtotals
always sit right-of-group), so there is no column-subheading row-axis analog. The union
keeps parity with PivotRowRole and the renderer’s type.
level: number;1-based column-field nesting level (1 = outermost).