import { Options } from '@grpc/proto-loader';
export declare class GRPCClient {
    private packageDefinition;
    private client;
    private listNameMethods;
    constructor(protoPath: string, packageName: string, service: string, host: string, options?: Options, tls?: boolean);
    runService(fnName: any, data: any, fnAnswer: any): void;
    listMethods(): string[];
}
