**To describe an asset model** The following ``describe-asset-model`` example describes a wind farm asset model. :: aws iotsitewise describe-asset-model \ --asset-model-id a1b2c3d4-5678-90ab-cdef-22222EXAMPLE Output:: { "assetModelId": "a1b2c3d4-5678-90ab-cdef-22222EXAMPLE", "assetModelArn": "arn:aws:iotsitewise:us-west-2:123456789012:asset-model/a1b2c3d4-5678-90ab-cdef-22222EXAMPLE", "assetModelName": "Wind Farm Model", "assetModelDescription": "Represents a wind farm that comprises many wind turbines", "assetModelProperties": [ { "id": "a1b2c3d4-5678-90ab-cdef-99999EXAMPLE", "name": "Total Generated Power", "dataType": "DOUBLE", "unit": "kW", "type": { "metric": { "expression": "sum(power)", "variables": [ { "name": "power", "value": { "propertyId": "a1b2c3d4-5678-90ab-cdef-66666EXAMPLE", "hierarchyId": "a1b2c3d4-5678-90ab-cdef-77777EXAMPLE" } } ], "window": { "tumbling": { "interval": "1h" } } } } }, { "id": "a1b2c3d4-5678-90ab-cdef-88888EXAMPLE", "name": "Region", "dataType": "STRING", "type": { "attribute": { "defaultValue": " " } } } ], "assetModelHierarchies": [ { "id": "a1b2c3d4-5678-90ab-cdef-77777EXAMPLE", "name": "Wind Turbines", "childAssetModelId": "a1b2c3d4-5678-90ab-cdef-11111EXAMPLE" } ], "assetModelCreationDate": 1575671284.0, "assetModelLastUpdateDate": 1575671988.0, "assetModelStatus": { "state": "ACTIVE" } } For more information, see `Describing a specific asset model <https://docs.aws.amazon.com/iot-sitewise/latest/userguide/discover-asset-resources.html#describe-asset-model>`__ in the *AWS IoT SiteWise User Guide*.