An indication of which type of values this option has and whether it is allowable to select one or more than one of the possible values:
Scalar : Values for this option are a single selection from the possible
values, or an unformatted string, or numeric value governed by the MIN/MAX/Regex constraints. List : Values for this option are multiple selections from the possible values. Boolean : Values for this option are either true or false . Json : Values for this option are a JSON representation of a ConfigDocument.