grpc¶ Use grpc sink to send to the downstream. The downstream needs to support the grpc protocol in the same format. You can use this sink to send to the grpc source of Loggie Aggregator. Example sink: type: grpc host: "loggie-aggregator.loggie-aggregator:6166" host¶ field type required default description host string true none downstream host address. Multiple ips are separated by , commas. loadBalance¶ field type required default description loadBalance string false round_robin grpc load balancing strategy timeout¶ field type required default description timeout time.Duration false 30s send timeout grpcHeaderKey¶ field type required default description grpcHeaderKey string false none