code: def _map_unity_proxy_to_object(value):
      
      vtype = type(value)
      if vtype in _proxy_map:
          return _proxy_map[vtype](value)
      elif vtype == list:
          return [_map_unity_proxy_to_object(v) for v in value]
      elif vtype == dict:
          return {k:_map_unity_proxy_to_object(v) for k,v in value.items()}
      else:
          return value
docs: Map returning value, if it is unity SFrame, SArray, map it