Facebook Messenger API: Trouble setting up a webhook
问题 I am trying to set up a web hook for the new Facebook Messenger bot platform on my PHP webserver and am receiving this error: The URL couldn't be validated. Response does not match challenge, expected value = '364011207', received=' Resources https://developers.facebook.com/docs/messenger-platform/quickstart https://developers.facebook.com/docs/messenger-platform/webhook-reference#common_format Any help is greatly appreciated. 回答1: I came across a fix. I scrapped my js attempt and created a