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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _getEngineVersionHash(self):
 		""" 		Computes the SHA-256 hash of the JSON version details for the latest installed version of UE4 		"""

		versionDetails = self._getEngineVersionDetails()
		hash = hashlib.sha256()
		hash.update(json.dumps(versionDetails, sort_keys=True, indent=0).encode('utf-8'))
		return hash.hexdigest()