name : describe-dimension.rst **To get information about a dimension** The following ``describe-dimension`` example gets information about a dimension named ``TopicFilterForAuthMessages``. :: aws iot describe-dimension \ --name TopicFilterForAuthMessages Output:: { "name": "TopicFilterForAuthMessages", "arn": "arn:aws:iot:eu-west-2:123456789012:dimension/TopicFilterForAuthMessages", "type": "TOPIC_FILTER", "stringValues": [ "device/+/auth" ], "creationDate": 1578620223.255, "lastModifiedDate": 1578620223.255 } For more information, see `Detect Commands <https://docs.aws.amazon.com/iot/latest/developerguide/DetectCommands.html>`__ in the *AWS IoT Developer Guide*.