2.2.2.7 PidLidSharingInitiatorEntryId Property
Type: PtypBinary ([MS-OXCDATA] section 2.11.1)
The PidLidSharingInitiatorEntryId property ([MS-OXPROPS] section 2.248) MUST be set to the value of the PidTagEntryId property ([MS-OXOABK] section 2.2.3.2) for the Address Book object of the currently logged on user.