import { ServerUnaryCall, Metadata } from '@grpc/grpc-js';
import { layr8 } from '@layr8/proto';
export declare class Layr8Controller {
    upcallRequest(req: layr8.messaging.v1.UpcallRequest, metadata: Metadata, call: ServerUnaryCall<any, any>): Promise<layr8.messaging.v1.UpcallResponse>;
    displayPacket(packet: layr8.messaging.v1.SignedPacket): Promise<void>;
}