import { CacheService, ClientCredentialDto } from '@servicelabsco/nestjs-utility-services';
import { UserBusinessSecretEntity } from '../entities/user.business.secret.entity';
export declare class UserBusinessAccessService {
    private readonly cacheService;
    constructor(cacheService: CacheService);
    validate(payload: ClientCredentialDto): Promise<UserBusinessSecretEntity>;
    setCredentialCache(key: string): Promise<void | {
        credential: string;
        business_id: number;
        client_id: string;
        ips: any;
        user_id: number;
    }>;
    private getCredential;
    private getClientDetails;
    dropKey(key: string): Promise<void>;
    private getCacheIdentifier;
}