I am trying to unsubscribe to this mailing list. When I go to:
https://kafka.apache.org/contact Apache Kafka<https://kafka.apache.org/contact> kafka.apache.org Contact Mailing Lists. We have a few mailing lists hosted by Apache: users@kafka.apache.org: A list for general user questions about Kafka™. To subscribe, send an ... The docs say: "To unsubscribe from any of these you just change the word "subscribe" in the above to "unsubscribe"." So if I try sending an email to users-unsubscr...@kafka.apache.org, I get SMTP errors/failures (is not a valid email address). How do I unsubscribe?!
