import { Contracts } from "@swipechain/core-kernel";
import { Interfaces } from "@swipechain/crypto";
export declare class ExpirationService implements Contracts.TransactionPool.ExpirationService {
    readonly app: Contracts.Kernel.Application;
    private readonly configuration;
    private readonly stateStore;
    canExpire(transaction: Interfaces.ITransaction): boolean;
    isExpired(transaction: Interfaces.ITransaction): Promise<boolean>;
    getExpirationHeight(transaction: Interfaces.ITransaction): Promise<number>;
}