code: def GetFormatSpecification(cls):
      
      format_specification = specification.FormatSpecification(cls.NAME)
  
      # OLECF
      format_specification.AddNewSignature(
          b'\xd0\xcf\x11\xe0\xa1\xb1\x1a\xe1', offset=0)
  
      # OLECF beta
      format_specification.AddNewSignature(
          b'\x0e\x11\xfc\x0d\xd0\xcf\x11\x0e', offset=0)
  
      return format_specification
docs: Retrieves the format specification.
  
      Returns:
        FormatSpecification: format specification.