UtcMillisec
This should be the difference, measured in milliseconds, between the specified time and midnight, 00:00 of January 1, 1970 UTC.
The value should be a number (integer or float).
This should be the difference, measured in milliseconds, between the specified time and midnight, 00:00 of January 1, 1970 UTC.
The value should be a number (integer or float).