Proxy have some problems with POST,PUT requests when passing xml data in body

<?xml version="1.0"?>
<cluster colo="default" description="" name="mycluster" xmlns="uri:falcon:cluster:0.1"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">    
    <interfaces>
        <interface type="readonly" endpoint="hftp://c6401.ambari.apache.org:50070" version="2.2.0.2.0.6.0-76" />

        <interface type="write" endpoint="hdfs://c6401.ambari.apache.org:8020" version="2.2.0.2.0.6.0-76" />

        <interface type="execute" endpoint="c6401.ambari.apache.org:8050" version="2.2.0.2.0.6.0-76" />

        <interface type="workflow" endpoint="http://c6401.ambari.apache.org:11000/oozie" version="3.1.4" />

        <interface type="messaging" endpoint="tcp://c6401.ambari.apache.org:61616?daemon=true" version="5.1.6" />
    </interfaces>

    <locations>
        <location name="staging" path="/projects/falcon/staging" />
        <location name="temp" path="/tmp" />
        <location name="working" path="/projects/falcon/working" />
    </locations>
</cluster>