"typed_config": {
           "@type": "type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager",
           "stat_prefix": "stats",
           "route_config": {
            "virtual_hosts": [
             {
              "name": "backend",
              "domains": [
               "*"
              ],
              "routes": [
               {