What is the fine-grained topic of the following text: In fact, according to a profile on the IDF’s official blog, Ovadia didn’t even know she was Jewish until a group of Salafists showed up on her family’s doorstep and told them to leave the country within the month because of an uncle that had fled to Israel and joined the IDF. Only return the topic.
Ovadia discovering her Jewish heritage and her family's connection to the IDF