import { BigNumber } from '@0x/utils';
import { StakeStatus } from './types';
export declare const constants: {
    MS_IN_SECONDS: number;
    UNLIMITED_ALLOWANCE: BigNumber;
    ZERO: BigNumber;
    MIN_ZRX_UNIT_AMOUNT: number;
    ETH_DECIMALS: number;
    NIL_POOL_ID: string;
    UNDELEGATED_POOL: {
        status: StakeStatus;
        poolId: string;
    };
    DISPLAY_DECIMALS: number;
};