微信公众平台接口调试工具
微信公众平台接口调试工具：https://mp.weixin.qq.com/debug
获取 Access token
{
"appid": "appid",
"secret": "secret",
"grant_type": "client_credential"
}
获取 Access token：https://developers.weixin.qq.com/doc/offiaccount/Basic_Information/Get_access_token.html