code: def test_getApprovedVersionTagElseReturnLatestVersion_imagedata_with_multiple_versions(
      self,
  ):
      metas = (
          self.parsedImageDataWithMultiVersions.getsegmentationMetaDict()
      )
      latestVersion = (
          self.parsedImageDataWithMultiVersions.getApprovedVersionTagElseReturnLatestVersion()
      )
      self.assertEqual("version_4", latestVersion)
  
imports: import json
  import os
  import sys
  import unittest
  from MONAILabelReviewerLib.ImageData import ImageData
  from MONAILabelReviewerLib.JsonParser import JsonParser
  from MONAILabelReviewerLib.SegmentationMeta import SegmentationMeta
label_desc: Use image node_id 27 for calling the ImageDataTest obj's underlying member method code with example usage: obj.test_getApprovedVersionTagElseReturnLatestVersion_imagedata_with_multiple_versions() without return types