code: def getMetaByVersionTag(self, tag: str) -> dict:
      if tag not in self.segmentationMetaDict:
          return {}
      segmentationMeta = self.getSegmentationMetaByVersionTag(tag)
      return segmentationMeta.getMeta()
  
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 31 for calling the ImageData obj's underlying member method code with example usage: obj.getMetaByVersionTag(tag) and returns: segmentationMeta, dict