dropdownDefinitionId property
The ID of this dropdown definition.
If you specify an ID, it must be unique among all IDs in the tab. The ID
must start with kix. and match regex ^kix\.[a-zA-Z0-9_-]{2,14}$
(length 6-18 chars). If you don't specify an ID, a unique one is
generated.
Implementation
core.String? dropdownDefinitionId;