Project Member Time Frame DTO v8 The Project Member Time Frame DTO v8 uses Sync Object DTO v10 Note: To assign a person to the entire duration of project, both startDateTime and endDateTime should be NULL. Field Name Type Category Constraint Reference Description startDate dateTime Optional Start date of the assignment. NULL if indefinite. endDate dateTime Optional End date of the assignment. NULL if indefinite. person String Required Person DTO The ID of the assigned/responsible during the designated timeframe. project String Required Project DTO The ID of the project for which the time frame applies.