<xml>

<appId>****</appId>

<mch_id>****</mch_id>

<out_trade_no>****</out_trade_no>

<nonce_str>f69666eb3fbe43c2946acfa87da3ac6e</nonce_str>

<sign>2ACF3548E416C751D9B44283DC2D9627</sign>

<sign_type>MD5</sign_type>

</xml>