Authorization: Bearer ********************<?xml version="1.0" encoding="UTF-8"?>
<root><xml><ToUserName><![CDATA[gh_abcdef]]></ToUserName><FromUserName><![CDATA[oABCD]]></FromUserName><CreateTime>123456789</CreateTime><MsgType><![CDATA[event]]></MsgType><Event><![CDATA[subscribe]]></Event></xml></root>curl --location --request POST '/auth/wechat-callback?signature×tamp&nonce&encrypt_type&msg_signature' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: text/xml' \
--data-raw '<?xml version="1.0" encoding="UTF-8"?>
<root><xml><ToUserName><![CDATA[gh_abcdef]]></ToUserName><FromUserName><![CDATA[oABCD]]></FromUserName><CreateTime>123456789</CreateTime><MsgType><![CDATA[event]]></MsgType><Event><![CDATA[subscribe]]></Event></xml></root>'"success"