fix the bug that TypeError: this.metadata.filter_immune_slices is undefined
fix the bug that TypeError: this.metadata.filter_immune_slices is undefined

francisliyy/caravel-aidp,wbsljh/caravel-aidp,francisliyy/caravel-aidp,francisliyy/caravel-aidp,wbsljh/caravel,wbsljh/caravel,wbsljh/caravel,wbsljh/caravel-aidp,wbsljh/caravel-aidp,francisliyy/caravel-aidp,wbsljh/caravel,wbsljh/caravel-aidp