Heatmap chart

digitalocean.create({ type: 'heatmap-chart', config: { title: 'Sea Temperature vs Peak Period', xTitle: 'Peak Period', yTitle: 'Sea Temperature', options: { chart: { marginTop: 40, marginBottom: 80, plotBorderWidth: 1 }, legend: { align: 'right', layout: 'vertical', margin: 0, verticalAlign: 'top', y: 25, symbolHeight: 280 }, colorAxis: { min: 0, minColor: '#FFFFFF', maxColor: 'blue' }, xAxis: {}, yAxis: { reversed: true } }, datasets: [{ title: 'SmartBay Wave Buoy', url: 'https://erddap.marine.ie/erddap/tabledap/IWaveBNetwork30Min.json?time%2CPeakPeriod%2CSeaTemperature&time%3E=2020-01-06T00%3A00%3A00Z&time%3C=2020-01-06T08%3A00%3A00Z&distinct()', props: ['time', 'SeaTemperature', 'PeakPeriod'] }] } });