ngx gallery package onClick action is not working

galleryAction: NgxGalleryAction[];

Below code is written ngOnInit() method

this.galleryOptions = [
{ “image”: false, “preview”: false, “thumbnailActions”: this.galleryAction, “height”: “515px”, “width”: “1200px”, “thumbnailsRows”: 3, “thumbnailsColumns”: 7, “thumbnailsMargin”: 10, “thumbnailsPercent”: 100, },
{ “breakpoint”: 500, },
];

this.handleClick = this.handleClick.bind(this);
this.galleryAction = [{ icon: "TestData", onClick: this.handleClick }];

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Source Url ngx gallery package onClick action is not working