Data descriptions list the attributes of MAXON API ALIASES component. Such a description is created using the Resource Editor and saved to a *.json file.
To use the description, a plugin must load tihs file on program start.
A description can be loaded and freed using MAXON_INITIALIZATION(). The description file can be stored in the plugins "res" folder which can be obtaind using maxon::Application::GetUrl().
The description is then loaded using maxon::DataDescriptionDefinitionDatabaseInterface::RegisterDatabaseWithUrl(). At the end, the description is freed using maxon::DataDescriptionDefinitionDatabaseInterface::UnregisterDatabase().