import { Utxo } from "showpay-providers/lib/type/type";
import { Receiver } from "../types";
export declare function getDustThreshold(size: number): number;
export declare function getTransferNeedUtxosAndFee(receivers: Receiver[], utxos: Utxo[], feeb: number): {
    utxos: Utxo[];
    fee: number;
};