syntax = "proto3";

option go_package = "common/proto/ss/grpc_pb";
import "ss_common.proto";

service Gateway {
  // 发送消息到客户端
  rpc ToClient(stream ToClientReq) returns (ToClientResp) {}
}

message ToClientReq {
  int64 USN = 1;
  int32 MessageID = 2;
  bytes Payload = 3;
}

message ToClientResp {
}