def fetch(self):
params = values.of({})<EOL>payload = self._version.fetch(<EOL>'<STR_LIT:GET>',<EOL>self._uri,<EOL>params=params,<EOL>)<EOL>return FieldValueInstance(<EOL>self._version,<EOL>payload,<EOL>assistant_sid=self._solution['<STR_LIT>'],<EOL>field_type_sid=self._solution['<STR_LIT>'],<EOL>sid=self._solution['<STR_LIT>'],<EOL>)<EOL>
Fetch a FieldValueInstance

:returns: Fetched FieldValueInstance
:rtype: twilio.rest.autopilot.v1.assistant.field_type.field_value.FieldValueInstance