import { Action } from '../../Action';
import { EthAddress, uint256 } from '../../types';
/**
 * UmbrellaStakeAction - Stake aTokens/underlying or GHO tokens using Umbrella Stake Token
 * This action will always pull aTokens/underlying for non GHO staking and wrap them into waTokens for staking.
 *
 * @category Umbrella
 */
export declare class UmbrellaStakeAction extends Action {
    /**
     * @param stkToken The umbrella stake token.
     * @param from The address from which the aToken/underlying or GHO will be pulled.
     * @param to The address to which the stkToken will be transferred
     * @param amount The amount of aToken/underlying or GHO to be staked.
     * @param useATokens Whether to wrap aTokens to waTokens (e.g. aUSDC to waUSDC) before staking.
     * @param minSharesOut The minimum amount of stkToken shares to receive.
     */
    constructor(stkToken: EthAddress, from: EthAddress, to: EthAddress, amount: uint256, useATokens: boolean, minSharesOut: uint256);
}