# ListDevicePositions
<a name="API_WaypointTracking_ListDevicePositions"></a>

A batch request to retrieve all device positions.

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

```
POST /tracking/v0/trackers/TrackerName/list-positions HTTP/1.1
Content-type: application/json

{
   "FilterGeometry": { 
      "Polygon": [ 
         [ 
            [ number ]
         ]
      ]
   },
   "MaxResults": number,
   "NextToken": "string"
}
```

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

The request uses the following URI parameters.

 ** [TrackerName](#API_WaypointTracking_ListDevicePositions_RequestSyntax) **   <a name="location-WaypointTracking_ListDevicePositions-request-uri-TrackerName"></a>
The tracker resource containing the requested devices.  
Length Constraints: Minimum length of 1. Maximum length of 100.  
Pattern: `[-._\w]+`   
Required: Yes

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

The request accepts the following data in JSON format.

 ** [FilterGeometry](#API_WaypointTracking_ListDevicePositions_RequestSyntax) **   <a name="location-WaypointTracking_ListDevicePositions-request-FilterGeometry"></a>
The geometry used to filter device positions.  
Type: [TrackingFilterGeometry](API_WaypointTracking_TrackingFilterGeometry.md) object  
Required: No

 ** [MaxResults](#API_WaypointTracking_ListDevicePositions_RequestSyntax) **   <a name="location-WaypointTracking_ListDevicePositions-request-MaxResults"></a>
An optional limit for the number of entries returned in a single call.  
Default value: `100`   
Type: Integer  
Valid Range: Minimum value of 1. Maximum value of 100.  
Required: No

 ** [NextToken](#API_WaypointTracking_ListDevicePositions_RequestSyntax) **   <a name="location-WaypointTracking_ListDevicePositions-request-NextToken"></a>
The pagination token specifying which page of results to return in the response. If no token is provided, the default page is the first page.  
Default value: `null`   
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 2000.  
Required: No

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

```
HTTP/1.1 200
Content-type: application/json

{
   "Entries": [ 
      { 
         "Accuracy": { 
            "Horizontal": number
         },
         "DeviceId": "string",
         "Position": [ number ],
         "PositionProperties": { 
            "string" : "string" 
         },
         "SampleTime": "string"
      }
   ],
   "NextToken": "string"
}
```

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

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

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

 ** [Entries](#API_WaypointTracking_ListDevicePositions_ResponseSyntax) **   <a name="location-WaypointTracking_ListDevicePositions-response-Entries"></a>
Contains details about each device's last known position.  
Type: Array of [ListDevicePositionsResponseEntry](API_WaypointTracking_ListDevicePositionsResponseEntry.md) objects

 ** [NextToken](#API_WaypointTracking_ListDevicePositions_ResponseSyntax) **   <a name="location-WaypointTracking_ListDevicePositions-response-NextToken"></a>
A pagination token indicating there are additional pages available. You can use the token in a following request to fetch the next set of results.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 2000.

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

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

 ** AccessDeniedException **   
   
HTTP Status Code: 403

 ** InternalServerException **   
   
HTTP Status Code: 500

 ** ThrottlingException **   
   
HTTP Status Code: 429

 ** ValidationException **   
   
HTTP Status Code: 400

## See Also
<a name="API_WaypointTracking_ListDevicePositions_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/waypointtracking-2020-11-19/ListDevicePositions) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/waypointtracking-2020-11-19/ListDevicePositions) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/waypointtracking-2020-11-19/ListDevicePositions) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/waypointtracking-2020-11-19/ListDevicePositions) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/waypointtracking-2020-11-19/ListDevicePositions) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/waypointtracking-2020-11-19/ListDevicePositions) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/waypointtracking-2020-11-19/ListDevicePositions) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/waypointtracking-2020-11-19/ListDevicePositions) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/waypointtracking-2020-11-19/ListDevicePositions) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/waypointtracking-2020-11-19/ListDevicePositions)