import type { ApiInterfaceRx } from '@polkadot/api/types';
import type { ParaId } from '@polkadot/types/interfaces';
import type { Observable } from '@polkadot/x-rxjs';
import type { DeriveParachainFull } from '../types';
export declare function info(instanceId: string, api: ApiInterfaceRx): (id: ParaId | number) => Observable<DeriveParachainFull | null>;