func (n *NopNetworkControllerClient) HandleDownlinkMetaData(ctx context.Context, in *nc.HandleDownlinkMetaDataRequest, opts ...grpc.CallOption) (*empty.Empty, error) {
	return &empty.Empty{}, nil
}
HandleUplinkMACCommand handles an uplink mac-command.
This method will only be called in case the mac-command request was
enqueued throught the API or when the CID is >= 0x80 (proprietary
mac-command range).
package controller
import (
	"context"
	"github.com/brocaar/chirpstack-api/go/v3/nc"
	"github.com/golang/protobuf/ptypes/empty"
	"google.golang.org/grpc"
)
type NopNetworkControllerClient struct{}
func (n *NopNetworkControllerClient) HandleUplinkMetaData(ctx context.Context, in *nc.HandleUplinkMetaDataRequest, opts ...grpc.CallOption) (*empty.Empty, error) {
	return &empty.Empty{}, nil
}