def content_download(self, cik, vendor, model, contentid):
data = urlencode({'<STR_LIT>': vendor,<EOL>'<STR_LIT>': model,<EOL>'<STR_LIT:id>': contentid})<EOL>headers = {"<STR_LIT>": "<STR_LIT:*>"}<EOL>return self._request(PROVISION_DOWNLOAD,<EOL>cik, data, '<STR_LIT:GET>', True, headers)<EOL>
(Speculation) Fetches content information for a given vendor, model, and ID as chunks.

        This method might map to:
        https://github.com/exosite/docs/tree/master/provision#get---get-content-blob-1,
        but seems to be missing serial number.

        Args:
            cik: The CIK for the device
            vendor: The name of the vendor
            model:
            contentid: The ID used to name the entity bucket