import { Platform } from '../../platform_support';
/**
 * Validates user's provided attributes
 * @param  {unknown}  attributes
 * @return {boolean}  true if the attributes are valid
 * @throws If the attributes are not valid
 */
export declare function validate(attributes: unknown): boolean;
/**
 * Validates user's provided attribute
 * @param  {unknown}  attributeKey
 * @param  {unknown}  attributeValue
 * @return {boolean}  true if the attribute is valid
 */
export declare function isAttributeValid(attributeKey: unknown, attributeValue: unknown): boolean;
export declare const __platforms: Platform[];