Variable ID

Group ID

Required when dateFormat is omitted. With dateFormat, must match the existing name; renaming is rejected. Name of the variable

Required when dateFormat is omitted; otherwise omitted values are preserved. Value of the variable for the group, can be either a string or a boolean.
WARNING : The value must be of the same type as the variable type.

Shared display format for Date fields; applies to all recipients. Null resets DD/MM/YYYY. When supplied, name/value may be omitted; omitted values are preserved. Combined format/value changes are atomic.