const listener = {
    event:(entry,ev)=>{
        ...
    }
}
spine.state.addListener(listener);

export declare interface AnimationStateListener extends IAnimationStateListener {
    /** Invoked when this entry has been set as the current entry. */
    start?(entry: TrackEntry): void;
    /** Invoked when another entry has replaced this entry as the current entry. This entry may continue being applied for
     * mixing. */
    interrupt?(entry: TrackEntry): void;
    /** Invoked when this entry is no longer the current entry and will never be applied again. */
    end?(entry: TrackEntry): void;
    /** Invoked when this entry will be disposed. This may occur without the entry ever being set as the current entry.
     * References to the entry should not be kept after dispose is called, as it may be destroyed or reused. */
    dispose?(entry: TrackEntry): void;
    /** Invoked every time this entry's animation completes a loop. */
    complete?(entry: TrackEntry): void;
    /** Invoked when this entry's animation triggers an event. */
    event?(entry: TrackEntry, event: Event_2): void;
}

export declare interface AnimationStateListener extends IAnimationStateListener {
    /** Invoked when this entry has been set as the current entry. */
    start(entry: TrackEntry): void;
    /** Invoked when another entry has replaced this entry as the current entry. This entry may continue being applied for
     * mixing. */
    interrupt(entry: TrackEntry): void;
    /** Invoked when this entry is no longer the current entry and will never be applied again. */
    end(entry: TrackEntry): void;
    /** Invoked when this entry will be disposed. This may occur without the entry ever being set as the current entry.
     * References to the entry should not be kept after dispose is called, as it may be destroyed or reused. */
    dispose(entry: TrackEntry): void;
    /** Invoked every time this entry's animation completes a loop. */
    complete(entry: TrackEntry): void;
    /** Invoked when this entry's animation triggers an event. */
    event(entry: TrackEntry, event: Event_2): void;
}