無法接收Google日曆的推送通知

我正在嘗試使用API Explorer和Chrome Advanced Rest Client基於給定示例觀察事件資源。 https://developers.google.com/google-apps/calendar/v3/push#watch_request_examples 無法接收Google日曆的推送通知

Requst

POST https://www.googleapis.com/calendar/v3/calendars/XXX%40gmail.com/events/watch?key={YOUR_API_KEY} 

Content-Type: application/json 
Authorization: Bearer ya29.AHES6ZSNBYiHYPu6Y1_5P08hdb-EX5pdF4Ygj5ou_RKp_jOCS5beiDDH 
X-JavaScript-User-Agent: Google APIs Explorer 

{ 
"id": "-89ab-cdef-ab", 
"type": "web_hook", 
"address": "https://www.example.com/WebHook/Index", 
"token": "token=123546" 
}

響應

401 Unauthorized 



cache-control: private, max-age=0 
content-encoding: gzip 
content-length: 188 
content-type: application/json; charset=UTF-8 
date: Thu, 17 Oct 2013 12:49:00 GMT 
expires: Thu, 17 Oct 2013 12:49:00 GMT 
server: GSE 
www-authenticate: Bearer realm="https://www.google.com/accounts/AuthSubRequest", error=invalid_token 

{ 
"error": { 
    "errors": [ 
    { 
    "domain": "global", 
    "reason": "push.webhookUrlUnauthorized", 
    "message": "Unauthorized WebHook callback channel: https://www.example.com/WebHook/Index" 
    } 
    ], 
    "code": 401, 
    "message": "Unauthorized WebHook callback channel: https://www.example.com/WebHook/Index" 
} 
}

我已經列入白名單我的域名www.example.com
我已經有強制接收推送的SSL證書通知
我對此問題進行了搜索，但找不到太多幫助。
在谷歌組的日曆上發佈了同樣的問題api，但沒有迴應。 https://groups.google.com/forum/#!topic/google-calendar-api/ZHKwm2xWuNE

任何人都可以引導，最新的請求是什麼錯？

來源

2013-10-19 chintan123