timestamp
The date and time the event occurred, expressed in seconds and fractional milliseconds since the Unix epoch, which is defined as January 1, 1970, at 00:00:00 Coordinated Universal Time (UTC).
The date and time the event occurred, expressed in seconds and fractional milliseconds since the Unix epoch, which is defined as January 1, 1970, at 00:00:00 Coordinated Universal Time (UTC).