import { TxRaw } from 'cosmjs-types/cosmos/tx/v1beta1/tx';
import { FirmaConfig } from "./FirmaConfig";
export declare class FirmaUtil {
    static Config: FirmaConfig;
    static getUFCTStringFromFCT(fctAmount: number): string;
    static getFileHash(filePath: string): Promise<string>;
    static estimateGas(txRaw: TxRaw): Promise<number>;
    static printLog(log: any): void;
}