Al Jazeera on 9th April reported that the money was found in 3 unmarked bags, and seized from a Royal Jet airlines carrier arriving from Abu Dhabi, UAE at Mogadishu airport. The money was found in 3 unmarked bags and its seizure resulted in an hours-long standoff between airport officials and UAE embassy staff in Mogadishu. Royal Jet is an airline based in Abu Dhabi, aimed at the luxury market between the UAE and Europe.
https://www.aljazeera.com/news/2018/04/somalia-seizes-96m-uae-plane-mogadishu-180409050734664.html