def create(self, identity, role_sid=values.unset,<EOL>last_consumed_message_index=values.unset,<EOL>last_consumption_timestamp=values.unset, date_created=values.unset,<EOL>date_updated=values.unset, attributes=values.unset):
data = values.of({<EOL>'<STR_LIT>': identity,<EOL>'<STR_LIT>': role_sid,<EOL>'<STR_LIT>': last_consumed_message_index,<EOL>'<STR_LIT>': serialize.iso8601_datetime(last_consumption_timestamp),<EOL>'<STR_LIT>': serialize.iso8601_datetime(date_created),<EOL>'<STR_LIT>': serialize.iso8601_datetime(date_updated),<EOL>'<STR_LIT>': attributes,<EOL>})<EOL>payload = self._version.create(<EOL>'<STR_LIT:POST>',<EOL>self._uri,<EOL>data=data,<EOL>)<EOL>return MemberInstance(<EOL>self._version,<EOL>payload,<EOL>service_sid=self._solution['<STR_LIT>'],<EOL>channel_sid=self._solution['<STR_LIT>'],<EOL>)<EOL>
Create a new MemberInstance

:param unicode identity: The `identity` value that identifies the new resource's User
:param unicode role_sid: The SID of the Role to assign to the member
:param unicode last_consumed_message_index: The index of the last Message in the Channel the Member has read
:param datetime last_consumption_timestamp: The ISO 8601 based timestamp string representing the date-time of the last Message read event for the Member within the Channel
:param datetime date_created: The ISO 8601 date and time in GMT when the resource was created
:param datetime date_updated: The ISO 8601 date and time in GMT when the resource was updated
:param unicode attributes: A valid JSON string that contains application-specific data

:returns: Newly created MemberInstance
:rtype: twilio.rest.chat.v2.service.channel.member.MemberInstance