import type { PublicKey } from "@solana/web3.js";
import BigNumber from "bignumber.js";
import type { FeeTier, RpcNetwork, StreamFeeInfo } from "./types";
export declare function getFeeInfoForStream(streamToken: PublicKey, parsedStreamTokenAmount: BigNumber.Value, streamTokenDecimals: number, network: RpcNetwork): Promise<StreamFeeInfo>;
export declare function getFeeRateForUsdAmount(amount: BigNumber.Value, feeTiers: FeeTier[]): string;