/// <reference types="@solana/web3.js" />
import { web3, BN } from '@project-serum/anchor';
export declare const stakeInFusion: (programId: web3.PublicKey, connection: web3.Connection, userPublicKey: web3.PublicKey, mintToStake: web3.PublicKey, mintToHarvest: web3.PublicKey, stakeAmount: BN) => Promise<web3.TransactionInstruction>;