I found the reason:From October 24, 2020, the content of links embedded into TTW from Instagram don’t show up anymore. Links only show URLs. The content becomes visible when clicking on a URL. Are you going to fix this issue?
Upcoming API Change Will Break Facebook and Instagram oEmbed Links Across the Web Beginning October 24
In an extraordinarily inconvenient API change, Facebook and Instagram will be dropping unauthenticated oEmbed support on October 24, breaking content across millions of websites. The chan…