import { BaseCoin as CoinConfig } from '@bitgo-beta/statics';
import { PublicKey } from '@bitgo-beta/sdk-core';
import { TransactionBuilder as AbstractTransactionBuilder } from '@bitgo-beta/abstract-eth';
import { TransferBuilder } from './transferBuilder';
export declare class TransactionBuilder extends AbstractTransactionBuilder {
    protected _transfer: TransferBuilder;
    private _signatures;
    constructor(_coinConfig: Readonly<CoinConfig>);
    /** @inheritdoc */
    transfer(data?: string): TransferBuilder;
    addSignature(publicKey: PublicKey, signature: Buffer): void;
}
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