"stat_prefix": "connect_originate",
            "cluster": "connect_originate",
            "tunneling_config": {
             "hostname": "%DOWNSTREAM_LOCAL_ADDRESS%",
             "headers_to_add": [
              {
               "header": {
                "key": "baggage",

host in a route configuration and apply the patch to the virtual host. properties: name: description: The VirtualHosts objects generated by Istio are named as host:port, where the host typically corresponds to the VirtualService's host field or the hostname of a service in the registry. type: string route: description: Match a specific route within the virtual host. properties: action: description: Match a route with specific action type. enum: - ANY - ROUTE - REDIRECT - DIRECT_RESPONSE type: string...