async def METHOD_NAME(self, loc, size=None):
    if size is None:
        size = self.chunk_size
    await self.seek(loc, os.SEEK_SET)
    self._params["offset"] = loc
    self._params["length"] = size
    data = (await self._fetch())["data"]
    await self.seek(len(data), os.SEEK_CUR)
    return data