gistfile1.txt

<api xmlns="http://ws.apache.org/ns/synapse" name="strip" context="/strip">
   <resource methods="POST GET">
      <inSequence>
         <header name="Authorization" scope="transport" value="Bearer XXXXXXXXXXXXXXXXXXXXX"></header>
         <property name="uri.var.chargeId" expression="json-eval($.chargeId)" scope="default" type="STRING"></property>
         <payloadFactory media-type="json">
            <format></format>
            <args></args>
         </payloadFactory>
         <property name="ContentType" value="application/x-www-form-urlencoded" scope="axis2"></property>
         <property name="messageType" value="application/x-www-form-urlencoded" scope="axis2"></property>
         <property name="FORCE_POST_PUT_NOBODY" value="true" scope="axis2" type="BOOLEAN"></property>
         <call>
            <endpoint>
               <address uri="https://api.stripe.com/v1/charges/{uri.var.chargeId}/refunds"></address>
            </endpoint>
         </call>
         <respond></respond>
      </inSequence>
   </resource>
</api>