export class FeeBumpTransaction extends TransactionBase {
    constructor(envelope: any, networkPassphrase: any);
    _feeSource: string;
    _innerTransaction: Transaction;
    readonly get innerTransaction(): Transaction;
    readonly get operations(): Operation[];
    readonly get feeSource(): string;
    signatureBase(): Buffer;
    toEnvelope(): xdr.TransactionEnvelope;
}
import { TransactionBase } from "./transaction_base";
import { Transaction } from "./transaction";