Logstash unable to connect webservice using PKCS12 file

[Android_Games]

I'm trying to connect to XML web service using log stash, but its using PEM file credentials to connect web service

here's the config file

input {
 http_poller {
   urls => {
     myurl => "https://abc.com/SWS/incidents.asmx/GetSeverities"
   }
   codec => "plain"
   truststore => "SII.p12"
   truststore_type=> "PKCS12"
   truststore_password => "Pass"
   schedule => { cron => "* * * * * UTC"}
 }

}
filter {
}

output 
{
  elasticsearch 
  {
    index => "severity"
  }
}