import { ICosmographInternalApi } from "../internal";
export declare class CosmographLicensingManager {
    private _;
    private _initialLicenseKey?;
    private _lastSeenLicenseKey;
    private _lastSeenKeyInitialized;
    private _isLibraryLicenseActive;
    private _attributionDivElement?;
    private _supabaseClient;
    constructor(_: ICosmographInternalApi, initialLicenseKey?: string);
    shouldRenderInitialAttribution(): boolean;
    updateAttributionByLicenseKey(licenseKey: string | undefined): void;
    private _addAttribution;
    private _removeAttribution;
}