code: def getSegmentationMetaByVersionTag(self, tag: str):
      if tag not in self.segmentationMetaDict:
          return None
      return self.segmentationMetaDict[tag]
  
imports: import logging
  from datetime import datetime
  from typing import Dict, List
  from MONAILabelReviewerLib.MONAILabelReviewerEnum import SegStatus
  from MONAILabelReviewerLib.SegmentationMeta import SegmentationMeta
label_desc: Use image node_id 28 for calling the ImageData obj's underlying member method code with example usage: obj.getSegmentationMetaByVersionTag(tag) and returns: self, None