public static String formatTimestamp(long timestamp) {
var date = new Date(timestamp);
- final DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSX"); // Quoted "Z" to indicate UTC, no timezone offset
+ final DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSX");
df.setTimeZone(tzUTC);
return timestamp + " (" + df.format(date) + ")";
}