CWMS 2.5 API "delete Meeting" problems

[johnson_cheng]

We are  Cisco Webex Meeting Server (CWMS)    end user, CWMS API calling  to "Delete Meeting"  API in the process of secondary development interface the following problems, Please give technical support;

The following code is my request：

Step 1.Get Token Method:

Step 2.Call Delete Meeting API:

Step 3.Response Error Result:

some one can help ? tks~~~