Highcharts Dashboards Component Highcharts 1D data columnAssignment

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>
<script src="https://cdn.jsdelivr.net/npm/@highcharts/grid-pro/grid-pro.js"></script>
<script src="https://code.highcharts.com/modules/accessibility.js"></script>
<script src="https://code.highcharts.com/dashboards/dashboards.js"></script>
<script src="https://code.highcharts.com/dashboards/modules/layout.js"></script>

<div id="container"></div>

CSS

@import url("https://cdn.jsdelivr.net/npm/@highcharts/grid-pro/css/grid-pro.css");
@import url("https://code.highcharts.com/dashboards/css/dashboards.css");

@media screen and (max-width: 576px) {
    #dashboard-col-0 {
        flex: 1 1 100%;
    }
}

JavaScript

Dashboards.board('container', {
    dataPool: {
        connectors: [{
            id: 'data',
            type: 'JSON',
            data: [
                ['First Column', 'Second Column'],
                [1, 5],
                [4, 2],
                [3, 3],
                [2, 4],
                [5, 1]
            ]
        }]
    },
    gui: {
        layouts: [{
            rows: [{
                cells: [{
                    id: 'dashboard-col-0'
                }, {
                    id: 'dashboard-col-1'
                }]
            }]
        }]
    },
    components: [{
        renderTo: 'dashboard-col-0',
        type: 'Highcharts',
        connector: {
            id: 'data',
            columnAssignment: [{
                seriesId: 'series-0',
                data: 'First Column'
            }, {
                seriesId: 'series-1',
                data: 'Second Column'
            }]
        },
        chartOptions: {
            chart: {
                type: 'column'
            },
            title: {
                text: ''
            },
            yAxis: [{
                reversed: true,
                max: 7,
                visible: false
            }, {
                opposite: true,
                max: 7,
                visible: false
            }],
            xAxis: [{
                categories: ['A', 'B', 'C', 'D', 'E']
            }, {
                categories: ['I', 'II', 'III', 'IV', 'V'],
                opposite: true
            }],
            plotOptions: {
                series: {
                    grouping: false
                }
            },
            series: [{
                id: 'series-0',
                name: 'First Series',
                xAxis: 1
            }, {
                id: 'series-1',
                name: 'Second Series',
                yAxis: 1
            }]
        }
    }, {
        renderTo: 'dashboard-col-1',
        type: 'Grid',
        connector: {
            id:...