/**
 * Prepares information for calls to get catalogs from the platform Config Service.
 */
export declare class CatalogsRequest {
    private schemaHrn?;
    private billingTag?;
    /**
     *  Gets a schema HERE Resource Name (HRN) for the request.
     *
     * @return The schema HRN.
     */
    getSchema(): string | undefined;
    /**
     * Sets a value of a layer schema HERE Resource Name (HRN) that is used in the `getCatalogs` method of the [[ConfigClient]] instance.
     * If the schema is set, the `getCatalogs` method returns catalogs witch have a layer or layers with the specific schema HRN.
     * If the schema is not set, the filter returns all of the catalogs to which you have access.
     *
     * @param schemaHrn The layer schema HRN.
     * @return The updated [[CatalogRequest]] instance that you can use to chain methods.
     */
    withSchema(schemaHrn: string): CatalogsRequest;
    /**
     * An optional free-form tag that is used for grouping billing records together.
     * If supplied, it must be 4–16 characters long and contain only alphanumeric ASCII characters [A-Za-z0-9].
     *
     * @param tag The `BillingTag` string.
     * @return The updated [[CatalogsRequest]] instance that you can use to chain methods.
     */
    withBillingTag(tag: string): CatalogsRequest;
    /**
     * Gets a billing tag to group billing records together.
     *
     * @return The `BillingTag` string.
     */
    getBillingTag(): string | undefined;
}