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Geofencing API

List dwell time alert history

Service version: 1Last edit: 2020.11.16Deprecated

Decommission notice

December 16, 2025

  • This service will be decommissioned on January 31, 2027.
  • All endpoints will be withdrawn following a 12 months deprecation period.
  • There is no recommended migration path.

Deprecation notice

November 6, 2020

  • The “List dwell time alert history” endpoint has been deprecated.

  • This endpoint has been replaced with the generic endpoint to handle all types of Alert Rules: List alert history .

  • This endpoint will be withdrawn following a 12 month deprecation period.

  • The planned withdrawal date is December 1, 2021.

  • Following withdrawal, requests to this endpoint may receive an HTTP 404 error in response.

  • More details are available at the TomTom deprecation policy page.

Purpose

This endpoint lists Dwell Time Alerts that have been triggered in the given time range.

Request data

HTTPS method: GET

  • Constants and parameters enclosed in curly brackets { } must be replaced with their values.
  • Please see the following Request parameters section with the required and optional parameters tables for their values. The generic request format is as follows.

URL format

get
URL request example
https://{baseURL}/geofencing/{versionNumber}/alerts/dwell/history?key={Your_API_Key}&from={timestamp}&to={timestamp}&maxResults={integer}&pageNumber={integer}

curl command format

get
Request curl command example
curl 'https://{baseURL}/geofencing/{versionNumber}/alerts/dwell/history?key={Your_API_Key}&from={timestamp}&to={timestamp}&maxResults={integer}&pageNumber={integer}'

Request parameters

The following table describes the parameters that can be used in a request.

  • Required parameters must be used or the call will fail.
  • Optional parameters may be used.
  • The order of request parameters is not important.

Required parameters

Description

baseURL
string

The base URL for calling the API.
Value: api.tomtom.com

versionNumber
string

Service version.
Value: 1

key
string

An API Key valid for the requested service.
Value: Your valid API Key.

from
timestamp

The beginning date for a listing.
Value: ISO 8601 format timestamp with the accuracy of seconds (YYYY-MM-DDThh:mm:ss).

Optional parameters

Description

to
timestamp

End date for the listing.
Value: ISO 8601 format timestamp with the accuracy of seconds (YYYY-MM-DDThh:mm:ss).

maxResults
integer

Maximum number of items returned in the response.
Value: Greater than zero, less than or equal to 100.
Default value: 100

pageNumber
integer

The number of the items page to be returned in the response. The maximum number of elements on the page is equal to the maxResults value.
Value: Greater than zero.
Default value: 1

Response data

Response body

Response body - JSON
{
  "summary": {
    "from": "ISO8601_timestamp",
    "to": "ISO8601_timestamp"
  },
  "alerts": [
    {
      "id": "uuid_string",
      "name": "name_of_the_alert",
      "object": "uuid_string",
      "fence": "uuid_string",
      "project": "uuid_string",
      "maxDwellTime": integer
    }
  ],
  "resultInfo": {
    "maxResults": integer,
    "pageNumber": integer,
    "itemsCount": integer
  }
}

Response fields

The following table describes all of the fields that can appear in a response.

Primary fields

FieldDescription

summary
object

Contains information about the dwell time alert history request.

alerts
array (alert)

Array of historical alerts.

resultInfo
object

Contains information about response paging.

summary object

FieldDescription

from
string

Timestamp (ISO 8601 format) marking the start of a period the report is generated for.

to
string

Timestamp (ISO 8601 format) marking the end of a period the report is generated for.

alerts array

FieldDescription

id
string

The UUID of the historical alert.

name
string

The name of the alert.

object
string

UUID of an object that triggered an alert.

fence
string

UUID of a fence that triggered an alert.

project
string

UUID of an project for which the alert was triggered.

maxDwellTime
integer

Time limit that triggered an alert.

resultInfo object

FieldDescription

maxResults
integer

Maximum number of items returned in the response.

pageNumber
integer

Number of the items page to be returned in the response. Maximum number of elements on the page is equal to the maxResults value.

itemsCount
integer

Number of returned items on the page.

Response codes

Code

Meaning & possible causes

200

OK

400

Bad Request: The value of the parameter is not a positive decimal number.

Example

List all of the alerts triggered between 2019-08-29T01:00:00 and 2019-08-29T23:00:00.

Request format

get
URL request example
https://api.tomtom.com/geofencing/1/alerts/dwell/history?key=PJD7y0G5AFj9Jiok6F0tIK16NiWYotb3&from=2019-08-29T01:00:00&to=2019-08-29T23:00:00&maxResults=3&pageNumber=1

Response body

Response body - JSON
{
  "summary": {
    "from": "2019-08-29T01:00:00",
    "to": "2019-08-29T23:00:00"
  },
  "alerts": [
    {
      "id": "6141c4be-0877-4fa6-bc25-37618a80f6d3",
      "name": "Bus dwelled in bus stop for too long",
      "object": "b95ca74e-5f67-4c2d-9c80-b589fee3227a",
      "fence": "e487153c-a08f-480f-8037-a9770a9a2ab9",
      "project": "51192c51-9255-41c6-9d36-93efde94a180",
      "maxDwellTime": 300
    }
  ],
  "resultInfo": {
    "maxResults": 100,
    "pageNumber": 1,
    "itemsCount": 1
  }
}