def METHOD_NAME(self, length: int):
    geom_bytes = b"".join([struct.pack("b", el) if el < 128 else struct.pack("b", el - 256) for el in
                           self.bytes[self.current_index: self.current_index + length]])
    geom = loads(geom_bytes)
    self.current_index += length
    return geom