Brazilian Federal Police conducted raids linked to military officials and a former lawyer of Bolsonaro.
Operation targets individuals close to ex-President Bolsonaro, suspected of illegal sale of gifts received.
Proceeds allegedly funneled to Bolsonaro; investigated for embezzlement and money laundering.
Authorized by Supreme Court Justice Alexandre de Moraes, focusing on jewelry received by Bolsonaro.
Notably, Bolsonaro is investigated but not directly targeted in this operation.
Four individuals raided, including ex-aide Mauro Cid (detained), his father, army general, and lawyer Wassef.
BBC News contacted involved parties; responses not received from Mauro Cid's lawyer or Wassef.
Frederick Wassef, who previously represented Bolsonaro, is also among those searched.