{"name":null,"short_name":null,"start_url":".","display":"standalone","background_color":null,"theme_color":null,"description":null,"orientation":"portrait-primary","prefer_related_applications":false,"icons":[{"src":null,"sizes":"192x192","type":"image/png","purpose":null},{"src":null,"sizes":"512x512","type":"image/png","purpose":null},{"src":null,"sizes":"192x192","type":"image/png","purpose":"maskable"},{"src":null,"sizes":"512x512","type":"image/png","purpose":"maskable"}]}