import { PublicKey, TransactionInstruction } from "@solana/web3.js";
import { BN, Program } from "@coral-xyz/anchor";
import { Staking } from "../artifacts/staking";
import { StakingSpl } from "../artifacts/staking_spl";
export type StakeParams = {
    accounts: {
        user: PublicKey;
        mint?: PublicKey;
    };
    inputs: {
        amount: BN;
    };
};
export declare function stake(program: Program<Staking> | Program<StakingSpl>, params: StakeParams): Promise<TransactionInstruction>;