import type { ApiInterfaceRx } from '@polkadot/api/types';
import type { Hash } from '@polkadot/types/interfaces';
import type { Observable } from '@polkadot/x-rxjs';
import type { DeriveCollectiveProposal } from '../types';
export declare function proposal(instanceId: string, api: ApiInterfaceRx): (hash: Hash | Uint8Array | string) => Observable<DeriveCollectiveProposal | null>;
export declare function proposals(instanceId: string, api: ApiInterfaceRx): () => Observable<DeriveCollectiveProposal[]>;