Traffic Flow On Roads With Free Traffic In DATEX II

To request all free flow events from the Traffic Data Service, send an HTTP POST request. This HTTP POST request must include the common HTTP Headers defined in Common Request Headers. You must also submit a simple JSON structure as part of the body of the POST request. The example below illustrates the JSON body for requesting all free flow events in your licensed traffic content.

URL For Query

http://data.traffic.api.here.com/datex/2.3/flow/content.xml

JSON Query

{ "flow": {"los":[1,2]}}

This JSON body requests all free flow events in your licensed traffic content. For more information about Level-of-Service values, see Apply a Level-Of-Service Filter for Traffic Flow.