classUpdateDatasetGroupRequest(TypedDict,closed=True):dataset_group_arn:"capo_forecast.types.arn.Arn""""<p>The ARN of the dataset group.</p>"""dataset_arns:"capo_forecast.types.arn_list.ArnList""""<p>An array of the Amazon Resource Names (ARNs) of the datasets to add to the dataset group.</p>"""