Mail App Requests Known Entities

When a mail add-in requests known entities on a Message object or Calendar object, the client retrieves the XML document from the properties specified in section 2.2.2. The client then checks the value of the Version element (section If the value is not, the client SHOULD ignore any known entities contained within the XML document. Otherwise, the client returns the known entities contained within the XML document to the mail add-in. If the mail add-in requests MeetingSuggestion known entities, the values of the StartTime (section and EndTime (section elements are interpreted according to the procedure specified in section before returning the known entity to the mail add-in. The relationship of the properties and the types of known entities is specified in the table in section