import { MongoCollectionClass } from '../../common/mongo-collection.js';
import { CreateProposedChangeDto, ProposedChange, UpdateProposedChangeDto } from '@tmlmobilidade/types';
import { IndexDescription } from 'mongodb';
import { z } from 'zod';
declare class ProposedChangesClass extends MongoCollectionClass<ProposedChange<any>, CreateProposedChangeDto<any>, UpdateProposedChangeDto<any>> {
    private static _instances;
    protected createSchema: z.ZodSchema;
    protected updateSchema: z.ZodSchema;
    private constructor();
    static getInstance(typeName?: string): Promise<ProposedChangesClass>;
    protected getCollectionIndexes(): IndexDescription[];
    protected getCollectionName(): string;
    protected getEnvName(): string;
}
export declare const proposedChanges: ProposedChangesClass;
export {};