import GRPCClient from './GRPCClient';
import IClientMetadata from '../../../interfaces/Client/IClientMetadata';
import { GetMetadataResponse as GetMetadataResponseResult } from '../../../types/metadata/GetMetadataResponse';
export default class GRPCClientMetadata implements IClientMetadata {
    client: GRPCClient;
    constructor(client: GRPCClient);
    get(): Promise<GetMetadataResponseResult>;
    set(key: string, value: string): Promise<boolean>;
}