Madonna is set to play two songs during the interval of the Eurovision Song Contest in Israel next month, the BBC reports.
The star's public relations firm has confirmed the news.
Meanwhile, the European Broadcasting Union (EBU) told the BBC "no final decisions have been made, or agreements signed."
The performance is expected to cost around $1m, which will be covered by Canadian billionaire Sylvan Adams, who has financed large-scale events and concerts over the last few years as a way to support Israel and battle boycott movements.
The 64th Eurovision Song Contest will take place at the Expo Tel Aviv (International Convention Center). The first Semi-Final will be held on Tuesday, 14th of May, the second Semi-Final on Thursday, 16th of May and the Grand Final will take place on Saturday, 18th of May.
Srbuk will represent Armenia at the contest with the song "Walking out." She will open the second semi-final, which will also feature representatives from Switzerland, Sweden, Ireland, Austria, Moldova, Latvia, Romania, Denmark, Albania, Azerbaijan, F.Y.R. Macedonia, Norway, Russia, The Netherlands, Croatia, Lithuania and Malta.