Call this operation to remove the topological relationships of a device. If the specified device is a sub-device, the topological relationship between this device and the gateway device will be deleted. If the specified device is a gateway, all the topological relationships of this gateway device will be deleted.

Request parameters

Parameter Type Required Description
Action String Yes The operation that you want to perform. Set the value to RemoveThingTopo.
IotId String No

A unique identifier of the device.

Note If you use this parameter, ProductKey and DeviceName are not required. As the unique identifier of a device, IotId corresponds to a combination of ProductKey and DeviceName. If you specify both IotId and the combination of ProductKey and DeviceName, the system follows IotId.
ProductKey String No

The ProductKey of the device whose topological relationships you want to delete.

Note If you use this parameter, DeviceName is required.
DeviceName String No

The name of the device whose topological relationships you want to delete.

Note If you use this parameter, ProductKey is required.
Common Request Parameters - Yes See Common parameters.

Response parameters

Parameter Type Description
RequestId String The globally unique ID generated by Alibaba Cloud for the request.
Success Boolean Indicates whether the call is successful. A value of true indicates that the call is successful. A value of false indicates that the call has failed.
ErrorMessage String The error message returned when the call fails.
Code String The error code returned when the call fails. For more information about error codes, see Error codes.
Data Boolean The result of the action of removing topological relationship. A value of true indicates that the topological relationships of the device have been successfully deleted, and a value of false indicates that the topological relationships have not been deleted.

Examples

Request example

https://iot.cn-shanghai.aliyuncs.com/?Action=RemoveThingTopo
&IotId=CqXL5h5ysRTA4NxjABjj0010fa****
&Public Request Parameters

Response example

  • JSON format

    {
    "Data": true,
    "RequestId": "098BEEF4-58F4-4181-A891-5D37DB6C4C3B",
    "Success": true
}

  • XML format

    <? xml version='1.0' encoding='UTF-8'? >
<RemoveThingTopoResponse>
    <RequestId>098BEEF4-58F4-4181-A891-5D37DB6C4C</RequestId>
    <Success>true</Success>
    <Data>true</Data>
</RemoveThingTopoResponse>