php demo starting...<br>data to send SMS Server is:<br>accountSid=cdc1aabbf2d445108cc13271eexxxxxx&to=186xxxxxxxx&templateid=3284&param=1234&timestamp=1734797519515&sig=042bd974cf7dadbb0d8ac9e9f9e21f3f<br>the response from SMS server is:<br>{"respDesc":"用户不存在","respCode":"0020"}<br>php demo finished<br>