import { Action } from '../../Action';
import { uint256, EthAddress } from '../../types';
/**
 * SkyStakeAction
 *
 * @category Sky
 */
export declare class SkyStakeAction extends Action {
    /**
     * @param stakingContract
     * @param stakingToken
     * @param amount
     * @param from
     */
    constructor(stakingContract: EthAddress, stakingToken: EthAddress, amount: uint256, from: EthAddress);
    getAssetsToApprove(): Promise<{
        asset: any;
        owner: any;
    }[]>;
}