https://pekko.apache.org/japi/pekko-http/snapshot/org/apache/pekko/http/scaladsl/model/headers/Sec$minusWebSocket$minusVersion$.html
Sec$minusWebSocket$minusVersion$
declaration: package: org.apache.pekko.http.scaladsl.model.headers, class: Sec$minusWebSocket$minusVersion$
sec