import { ReferendumInfo } from '@plugnet/types/interfaces/democracy';
import BN from 'bn.js';
import { Observable } from 'rxjs';
import { ApiInterfaceRx } from '@plugnet/api/types';
import { Option } from '@plugnet/types';
import { ReferendumInfoExtended } from '../type';
export declare function constructInfo(index: BN | number, optionInfo?: Option<ReferendumInfo>): Option<ReferendumInfoExtended>;
export declare function referendumInfo(api: ApiInterfaceRx): (index: BN | number) => Observable<Option<ReferendumInfoExtended>>;