2.2.7.11 PidLidAppointmentStartTime
DAV property name: http://schemas.microsoft.com/mapi/apptstarttime
Data type: PtypTime ([MS-OXCDATA] section 2.11.1.6)
The PidLidAppointmentStartTime property ([MS-OXPROPS] section 2.28) gets or sets the time the appointment starts.