ListAssociatedAssets - Amazon IoT SiteWise
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Retrieves a paginated list of associated assets.

You can use this operation to do the following:

  • List child assets associated to a parent asset by a hierarchy that you specify.

  • List an asset's parent asset.

Request Syntax

GET /assets/assetId/hierarchies?hierarchyId=hierarchyId&maxResults=maxResults&nextToken=nextToken&traversalDirection=traversalDirection HTTP/1.1

URI Request Parameters

The request uses the following URI parameters.


The ID of the asset to query.

Length Constraints: Fixed length of 36.

Pattern: ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$

Required: Yes


The ID of the hierarchy by which child assets are associated to the asset. To find a hierarchy ID, use the DescribeAsset or DescribeAssetModel operations. This parameter is required if you choose CHILD for traversalDirection.

For more information, see Asset hierarchies in the Amazon IoT SiteWise User Guide.

Length Constraints: Fixed length of 36.

Pattern: ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$


The maximum number of results to return for each paginated request.

Default: 50

Valid Range: Minimum value of 1. Maximum value of 250.


The token to be used for the next set of paginated results.

Length Constraints: Minimum length of 1. Maximum length of 4096.

Pattern: [A-Za-z0-9+/=]+


The direction to list associated assets. Choose one of the following options:

  • CHILD – The list includes all child assets associated to the asset. The hierarchyId parameter is required if you choose CHILD.

  • PARENT – The list includes the asset's parent asset.

Default: CHILD

Valid Values: PARENT | CHILD

Request Body

The request does not have a request body.

Response Syntax

HTTP/1.1 200 Content-type: application/json { "assetSummaries": [ { "arn": "string", "assetModelId": "string", "creationDate": number, "description": "string", "hierarchies": [ { "id": "string", "name": "string" } ], "id": "string", "lastUpdateDate": number, "name": "string", "status": { "error": { "code": "string", "details": [ { "code": "string", "message": "string" } ], "message": "string" }, "state": "string" } } ], "nextToken": "string" }

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.


A list that summarizes the associated assets.

Type: Array of AssociatedAssetsSummary objects


The token for the next set of results, or null if there are no additional results.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 4096.

Pattern: [A-Za-z0-9+/=]+


For information about the errors that are common to all actions, see Common Errors.


Amazon IoT SiteWise can't process your request right now. Try again later.

HTTP Status Code: 500


The request isn't valid. This can occur if your request contains malformed JSON or unsupported characters. Check your request and try again.

HTTP Status Code: 400


The requested resource can't be found.

HTTP Status Code: 404


Your request exceeded a rate limit. For example, you might have exceeded the number of Amazon IoT SiteWise assets that can be created per second, the allowed number of messages per second, and so on.

For more information, see Quotas in the Amazon IoT SiteWise User Guide.

HTTP Status Code: 429

See Also

For more information about using this API in one of the language-specific Amazon SDKs, see the following: