bootstrap: "{\"xds_servers\": [{\"server_uri\":\"xds.example.com:443\", \"channel_creds\":[{\"type\": \"fake\"}]}]}"
actions {
  start_watch {
    resource_type {
      cluster {}
    }
    resource_name: "cluster1"
  }
}
actions {
  read_message_from_client {
    stream_id {
      ads {}
    }
    ok: true
  }
}
actions {
  send_message_to_client {
    stream_id {
      ads {}
    }
    response {
      version_info: "1"
      nonce: "A"
      type_url: "type.googleapis.com/envoy.config.cluster.v3.Cluster"
      resources {
        [type.googleapis.com/envoy.config.cluster.v3.Cluster] {
          name: "cluster1"
          type: EDS
          eds_cluster_config {
            eds_config {
              ads {}
            }
            service_name: "endpoint1"
          }
        }
      }
    }
  }
}
