Vehicle messaging servicesVehicleAzure Event GridMQTT brokerMessagingTelemetry and eventsMQTT clientAzure FunctionsAuthorization, decode, enrich, routingData and analytics servicesDigital servicesExisting telematics service platformAPI ManagementConnectivity gatewayAPI ManagementData collection configurationAPI ManagementVehicle owner/ User consentService BusApplication notificationsCompanion appService apps1a25689API ManagementVehicle and device provisioningDevice to cloudAuthentication(Certificates)Authorization(Claims)Event hubData bufferingLast known valuesShort term historyLakehouseMessage storage3a4Event Hubs subscribes to specific topics to route and process messagesAPI implementationVehicle and device managementUser consentAzure CosmosDBStorageRaw messagesEvent Sourcing Pattern for Last Known Values3b1b1cEventstreamLive telemetryEventhouseTime series6Event sourcing pattern for last known values7OneLake