检查此代码 http://dotnetpad.com/9O883hmI
它有一个POST方法的快速示例，可以帮助您开始发布JSON。
修改URL和内容字符串，然后点击Run并查看结果！

Check this code at http://dotnetpad.com/9O883hmI it has a quick example of a POST method that can get you started on posting your JSON. Modify the URL and the content string and hit Run and see the results!