The UnlimitedUsage datatype includes various settings.

Table: UnlimitedUsage

ParameterTypeRequired[a]DefaultDescription
dummybooleanyes The

unlimitedUsage

is a type within a UnionType. In this case, it can't be empty, so it always returns true.

[a] Some arguments may be required, as indicated in this column. For some fields, this column indicates that a result will always be returned for it.