2.2.7.39 PidLidNonSendableTo
DAV property name: http://schemas.microsoft.com/mapi/nonsendableto
Data type: PtypString ([MS-OXCDATA] section 2.11.1.6)
The PidLidNonSendableTo property ([MS-OXOCAL] section 2.2.1.19) gets or sets a list of all the unsendable attendees who are also required attendees.
For more details about the PidLidNonSendableTo property, see [MS-OXPROPS] section 2.179.