/// <reference types="node" />
/// <reference types="node" />
import { ResubOpts, GrpcConfigs } from './types';
import { Program } from '@coral-xyz/anchor';
import { Context, MemcmpFilter, PublicKey } from '@solana/web3.js';
import { WebSocketProgramAccountSubscriber } from './webSocketProgramAccountSubscriber';
import { Client, ClientDuplexStream, CommitmentLevel, SubscribeRequest, SubscribeUpdate } from '../isomorphic/grpc';
export declare class grpcProgramAccountSubscriber<T> extends WebSocketProgramAccountSubscriber<T> {
    client: Client;
    stream: ClientDuplexStream<SubscribeRequest, SubscribeUpdate>;
    commitmentLevel: CommitmentLevel;
    listenerId?: number;
    constructor(grpcConfigs: GrpcConfigs, subscriptionName: string, accountDiscriminator: string, program: Program, decodeBufferFn: (accountName: string, ix: Buffer) => T, options?: {
        filters: MemcmpFilter[];
    }, resubOpts?: ResubOpts);
    subscribe(onChange: (accountId: PublicKey, data: T, context: Context, buffer: Buffer) => void): Promise<void>;
    unsubscribe(onResub?: boolean): Promise<void>;
}