Macbook Safari extension can't save WeChat website blog snapshot

luhengsus

for example:
when i import WeChat Official account blog
https://mp.weixin.qq.com/s/3jGTK6bH4_KSKkPI6J8qWQ
https://s3.amazonaws.com/zotero.org/images/forums/u12827766/it2pp8amxncgfvecid5i.png
but no attachment in the item
https://s3.amazonaws.com/zotero.org/images/forums/u12827766/wggx3ghfnkg0x7jbwerq.png

there are only attachments when i use chrome extension
https://s3.amazonaws.com/zotero.org/images/forums/u12827766/c1l2y5bzh73tnqot1oon.png
https://s3.amazonaws.com/zotero.org/images/forums/u12827766/nsy1x5t0isxnt4h51zk3.png

it's so strange