- 选用POST方法
- URL填写服务地址
- 参数选raw，XML(text/xml)
- 编写soapenv:Body部分，如：
<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:pm="http://www.getpostman.com/">
<soapenv:Header></soapenv:Header>
<soapenv:Body>
<pm:sayHello>
<name>moxun</name>
</pm:sayHello>
</soapenv:Body>
</soapenv:Envelope>
