Если ваши ss,download
и ss.upload
данные выглядят так:
ss.download = [
[Date.UTC(2019, 4, 9, 14, 35, 0), 20.9],
[Date.UTC(2019, 4, 9, 15, 01, 0), 50.5],
[Date.UTC(2019, 4, 9, 16, 55, 0), 80.4]
];
ss.upload = [
[Date.UTC(2019, 4, 9, 14, 35, 0), 29.9],
[Date.UTC(2019, 4, 9, 15, 01, 0), 71.5],
[Date.UTC(2019, 4, 9, 16, 55, 0), 106.4]
];
Тогда, я думаю, вам просто нужно снять скобки вокруг них:
series: [{
name: 'Download',
data: ss.download
}, {
name: 'Upload',
data: ss.upload
}]
Пример