Unable to tunnel through Proxy HTTP BadRequest soa p based project htt ps connection

I am looking for a Java developer with experience in SOAP-based projects and HTTPS connections to nginx proxy server to help me resolve an issue with tunneling through a proxy. The project involves fixing a HTTPS BadRequest error that is occurring while connecting to a specific web service.

we have issue nginx proxyserver code is working fine for http 8080 to ngix but it is not working for 8433 port https connection

with reference toi https://www.javatips.net/api/org.apache.cxf.configuration.jsse.tlsclientparameters

we have return code but unfortunalty we are getting caysed by java.ioExcetion invoking https ://syw.com/ds unable to tunnel throug proxy returns HTTp/1.1 400 Bad Request
please help