The main decision maker of Brazil's currency decision is Dilma Rousseff, she has been working with Xi Jinping and Putin for a long time. Now she is “unanimously elected” as the head of the BRICS bank.
Although Dilma Rousseff and Lula da Silva belong to the same communist party. Lula kept a distance from Dilma during the 2022 Presidential election because he was afraid that Dilma would destroy his popularity. Delma is the main driver for Brazil's economic policy, not Lula!
Besides, Jair Bolsonaro just returned to Brazil.
Former Brazilian President Dilma Rousseff Appointed as New President of BRICS Bank
Who is Dilma Rousseff? New BRICS bank chief
The quiet rehabilitation of Brazil’s ex-president Dilma Rousseff