# DeleteQueuedMessages
<a name="API_DeleteQueuedMessages"></a>

Remove queued messages from the downlink queue.

## Request Syntax
<a name="API_DeleteQueuedMessages_RequestSyntax"></a>

```
DELETE /wireless-devices/Id/data?messageId=MessageId&WirelessDeviceType=WirelessDeviceType HTTP/1.1
```

## URI Request Parameters
<a name="API_DeleteQueuedMessages_RequestParameters"></a>

The request uses the following URI parameters.

 ** [Id](#API_DeleteQueuedMessages_RequestSyntax) **   <a name="iotwireless-DeleteQueuedMessages-request-uri-Id"></a>
The ID of a given wireless device for which downlink messages will be deleted.  
Length Constraints: Maximum length of 256.  
Required: Yes

 ** [MessageId](#API_DeleteQueuedMessages_RequestSyntax) **   <a name="iotwireless-DeleteQueuedMessages-request-uri-MessageId"></a>
If message ID is `"*"`, it cleares the entire downlink queue for a given device, specified by the wireless device ID. Otherwise, the downlink message with the specified message ID will be deleted.  
Required: Yes

 ** [WirelessDeviceType](#API_DeleteQueuedMessages_RequestSyntax) **   <a name="iotwireless-DeleteQueuedMessages-request-uri-WirelessDeviceType"></a>
The wireless device type, which can be either Sidewalk or LoRaWAN.  
Valid Values: `Sidewalk | LoRaWAN` 

## Request Body
<a name="API_DeleteQueuedMessages_RequestBody"></a>

The request does not have a request body.

## Response Syntax
<a name="API_DeleteQueuedMessages_ResponseSyntax"></a>

```
HTTP/1.1 204
```

## Response Elements
<a name="API_DeleteQueuedMessages_ResponseElements"></a>

If the action is successful, the service sends back an HTTP 204 response with an empty HTTP body.

## Errors
<a name="API_DeleteQueuedMessages_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** AccessDeniedException **   
User does not have permission to perform this action.  
HTTP Status Code: 403

 ** InternalServerException **   
An unexpected error occurred while processing a request.  
HTTP Status Code: 500

 ** ResourceNotFoundException **   
Resource does not exist.    
 ** ResourceId **   
Id of the not found resource.  
 ** ResourceType **   
Type of the font found resource.
HTTP Status Code: 404

 ** ThrottlingException **   
The request was denied because it exceeded the allowed API request rate.  
HTTP Status Code: 429

 ** ValidationException **   
The input did not meet the specified constraints.  
HTTP Status Code: 400

## See Also
<a name="API_DeleteQueuedMessages_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/iotwireless-2025-11-06/DeleteQueuedMessages) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/iotwireless-2025-11-06/DeleteQueuedMessages) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/iotwireless-2025-11-06/DeleteQueuedMessages) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/iotwireless-2025-11-06/DeleteQueuedMessages) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iotwireless-2025-11-06/DeleteQueuedMessages) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/iotwireless-2025-11-06/DeleteQueuedMessages) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/iotwireless-2025-11-06/DeleteQueuedMessages) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/iotwireless-2025-11-06/DeleteQueuedMessages) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/iotwireless-2025-11-06/DeleteQueuedMessages) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iotwireless-2025-11-06/DeleteQueuedMessages)