data: zip ___ '.performance_timing = window.performance.timing\\\\\\\\n    if (isChrome){\\\\\\\\n      //if (clsScore > 0){\\\\\\\\n        rumJson.cls = Math.round(clsScore * <TARGET_ZIP> ) / 1000\\\\\\\\n      //}\\\\\\\\n      if (lcpScore > 0){\\\\\\\\n        rumJson.lcp = Math.round(lcpScore * 1000 ) / 1000\\\\\\\\n      }\\\\\\\\n      if (fidScore >'