As reported by Censor.NET, he wrote this on his Facebook page.
"Russia has announced Ukraine's default due to its non-payment of $3 billion lent to Yanukovych during Maidan... I am too teary to speak... I will still say this on this New Year night to the Putin's regime - no money for you, bastards!", Avakov wrote.
As reported, the Cabinet of Ministers of Ukraine issued a decree No.1312 on Dec. 8, 2015 temporarily suspending payments of the obligations in question. The suspension came on effect on the Eurobonds due date, Dec. 20, 2015.