gistfile1.txt

[standalone@localhost:9990 /] /subsystem=modcluster/mod-cluster-config=configuration/:write-attribute(name=proxies,value=[]
{
    "outcome" => "success",
    "response-headers" => {
        "operation-requires-reload" => true,
        "process-state" => "reload-required"
    }
}
[standalone@localhost:9990 /] /subsystem=modcluster/mod-cluster-config=configuration/:read-attribute(name=proxies
{
    "outcome" => "success",
    "result" => [],
    "response-headers" => {"process-state" => "reload-required"}
}
[standalone@localhost:9990 /] :reload
{
    "outcome" => "success",
    "result" => undefined
}
[standalone@localhost:9990 /] /subsystem=modcluster/mod-cluster-config=configuration/:read-attribute(name=proxies
{
    "outcome" => "success",
    "result" => [""]
}