import { default } from "https://deno.land/x/kafkasaur@v0.0.7/src/protocol/requests/joinGroup/v4/request.ts";
Starting in version 4, the client needs to issue a second request to join group with assigned id.
JoinGroup Request (Version: 4) => group_id session_timeout rebalance_timeout member_id protocol_type [group_protocols] group_id => STRING session_timeout => INT32 rebalance_timeout => INT32 member_id => STRING protocol_type => STRING group_protocols => protocol_name protocol_metadata protocol_name => STRING protocol_metadata => BYTES