http api 调用文档描述有误，入参不一定是要叫 POSTBODY

RT

https://developers.weixin.qq.com/miniprogram/dev/wxcloud/reference-http-api/functions/invokeCloudFunction.html

$data = array(
 "POSTBODY"=> "{\"a\":123,\"b\":444}",
    "dd"=>12344
);

接入会得到