开卡链接：https://mp.weixin.qq.com/bizmall/activatemembercard?action=preshow&&encrypt_card_id=wl%2Fa%2BN8Z%2FZqfo%2BWOor%2FBuHrUXEjnCXrdtGdCWWiBU4ckjFnvwNKrps91wxi%2BbEro&outer_str=1&biz=MzU0Njg1MzA2OA%3D%3D#wechat_redirect

extdata传递参数：

encrypt_card_id：

wl/a+N8Z/Zqfo+WOor/BuHrUXEjnCXrdtGdCWWiBU4ckjFnvwNKrps91wxi+bEro

biz：

MzU0Njg1MzA2OA==

outer_str：

1