/**
 * Global tracker utility functions
 * Provides helper functions for accessing the global HumanBehavior tracker instance
 */
/**
 * Identifies a user using the global HumanBehavior tracker
 * @param userProperties - User properties to identify with
 * @param identityToken - Optional token minted by your backend attesting this user
 * @returns Promise<string> - The endUserId if successful, null if tracker not found
 */
export declare function identifyUserGlobally(userProperties: Record<string, any>, identityToken?: string): Promise<string> | null;
/**
 * Sends an event using the global HumanBehavior tracker.
 *
 * Resolves the singleton from window (where the tracker constructor stashes
 * `this`) with a globalThis fallback so this still works in non-DOM
 * environments. Calls `customEvent`, which is the SDK's public API for
 * named events. (Pre-0.7 there was an alias `track`; it was removed when
 * we unified on `customEvent`.)
 */
export declare function sendEventGlobally(eventName: string, properties?: Record<string, any>): Promise<void> | null;
/**
 * Checks if the global HumanBehavior tracker is available
 * @returns boolean - True if tracker is available
 */
export declare function isGlobalTrackerAvailable(): boolean;
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