Unix Timestamp
A Unix timestamp or a date and time. The other form, in UTC and in your local time. Seconds and milliseconds are both accepted.
Frequently asked questions
Which numbers are milliseconds?
A value whose absolute size is at least 1,000,000,000,000 is treated as milliseconds. Smaller values are seconds.
Which time zone is the date field?
The date and time field is your local time. The UTC line is the same instant in UTC.