def __call__(self, sid):
return PayloadContext(<EOL>self._version,<EOL>account_sid=self._solution['<STR_LIT>'],<EOL>reference_sid=self._solution['<STR_LIT>'],<EOL>add_on_result_sid=self._solution['<STR_LIT>'],<EOL>sid=sid,<EOL>)<EOL>
Constructs a PayloadContext

:param sid: The unique string that identifies the resource to fetch

:returns: twilio.rest.api.v2010.account.recording.add_on_result.payload.PayloadContext
:rtype: twilio.rest.api.v2010.account.recording.add_on_result.payload.PayloadContext