Retrieves this API specification in OpenAPI 3 formatget https://isoline.router.hereapi.com/v8/openapiHeadersX-Request-IDstringUser-provided token that can be used to trace a request or a group of requests sent to the service.acceptstringenumDefaults to application/jsonGenerated from available response content typesapplication/jsonapplication/x-yamltext/x-yamlAllowed:application/jsonapplication/x-yamltext/x-yamlResponses 200API specification in OpenAPI 3 format 500API response in case of internal server error. 502API response in case of bad gateway. 503API response in case of service unavailable. 504API response in case of gateway timeout.Updated 29 days ago