export type UserPropertyValue = string | number | boolean;
export type UserProperties = Record<string, UserPropertyValue>;
/**
 * Read user properties that will be sent with OTA resolve requests.
 */
export declare function getCurrentUserProperties(): Promise<UserProperties>;
/**
 * Alias for `getCurrentUserProperties()`.
 */
export declare function getUserProperties(): Promise<UserProperties>;
/**
 * Set or replace one user property used for targeting future OTA resolve requests.
 *
 * Empty keys are ignored and return the current property map unchanged.
 */
export declare function setUserProperty(key: string, value: UserPropertyValue): Promise<UserProperties>;
/**
 * Remove one user property used for targeting future OTA resolve requests.
 *
 * Empty or missing keys are ignored and return the current property map unchanged.
 */
export declare function removeUserProperty(key: string): Promise<UserProperties>;
/**
 * Clear all locally stored user properties.
 */
export declare function resetUserProperties(): Promise<void>;