import { Action } from '../../Action';
import { EthAddress } from '../../types';
/**
 * UmbrellaStartUnstakeAction - Start un-staking of aTokens/underlying or GHO tokens using Umbrella Stake Token
 *
 * @category Umbrella
 */
export declare class UmbrellaStartUnstakeAction extends Action {
    /**
     * @param stkToken The umbrella stake token.
     */
    constructor(stkToken: EthAddress);
}