import { PaymentResult } from '../types';
export interface TransactionRecord extends PaymentResult {
    transactionId: string;
    createdAt: Date;
    updatedAt: Date;
}
export declare function addTransaction(record: TransactionRecord): void;
export declare function updateTransaction(transactionId: string, updates: Partial<TransactionRecord>): void;
export declare function getTransaction(transactionId: string): TransactionRecord | undefined;
export declare function listTransactions(): TransactionRecord[];