public StreamObserver<DynamicMessage> getResponseObserver() {
        return responseObserver;
    }
Gets response observer.

@return the response observer
shenyu-plugin/shenyu-plugin-proxy/shenyu-plugin-rpc/shenyu-plugin-grpc/src/main/java/org/apache/shenyu/plugin/grpc/proto/ShenyuGrpcCallRequest.java