请求参数： <?xml version="1.0" encoding="UTF-8" standalone="no"?> <xml>   <certificates_name>VUA5UhwsjIpyAdzBv+bsVCsb+10+a9aCEK983sOM/QVorNQLJJMMempsGMHxj8xZYAWtTG5hOLJTp+ATB9k9VFQ5Tmjw2Y/X5dgEnLoOd7SAHkqXPby3rYbgc7WnOKw37MrEkkH18BMygg+Ary2cYQ8nBImlmFwwWfGUoBw6yvwbZUhn9gd+dr7nrpeTj0/eu6vmm1cmA3D+aO5RdIWHlKkfAGILzUDFJj2B5w6s32aw01I6rYUHMTvtwz/6YEwtg3Wd3SkjKBNRvp5N+1rZsXbO3Jm5JAl6wvCVd0pXCjYK/KaB7OOAuUE+Nnky6VT+SWyw1wT/T6EImh4UjZJDIQ==</certificates_name>   <certificates_number>aVSCLQkA69x4SrpJET5cnMwaHvQrEqkzXZcm3f5LqSdqb02/UNmvIftjO9d3dEnV5qp3Cuugp/fcdbc5dwDu2Org05jAToGFaLltSsmUfn7iYQ34b51b16S5Nw80MiCLayDo8d1DxwVhuTn25djwUoc3c+auASY7HNZi5QMkAEZWT37dERp/4BS7Beh0YMWVZ7Yc0ZIu+QvDxH89sZZLEsOISLpmFog62h2z8gH2BSp5+XblwBdzsrtiy+7hLl+ui6iN3nxQearYFBmJ1+ikwVQa3avNTYu+/fQGa6XNU2VvP4Ygod1a/XIz1aJjMucHGB8oJSLG7t8yrETS0I10aw==</certificates_number>   <company_name>商户名</company_name>   <mch_id>1508341711</mch_id>   <nonce_str>96BF5ED211D54C90BD74130AF08BA081</nonce_str>   <sign>938E409938F2B898D3F8BE589D22B4A8C70</sign>   <sign_type>MD5</sign_type>   <store_address>北京三里屯</store_address> </xml> 返回参数： <?xml version="1.0" encoding="utf-8"?> <xml>   <return_code>SUCCESS</return_code>   <return_msg/>   <result_code>FAIL</result_code>   <err_code>PARAM_ERROR</err_code>   <err_code_des>参数非法</err_code_des> </xml>

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