How to connect kafka proxy in series ?

[zhanglc]

aws msk:

version=3.2.0
security.protocol=SASL_SSL
sasl.mechanism=SCRAM-SHA-512

kafka proxy

version: 0.3.1

we want to like follow

AWS MSK  <--> kafka proxy 1 <-->  kafka proxy 2 <--> kafka proxy 2

Authentication by AWS MSK ，and kafka-proxy only change the advhost:advport

how to do it ? by socks5 proxy ? for other ?

thanks a lot.