Why do we need to know the flow of campaign funds?

Mohammad Hekal, B.Sc., M.B.A
Member & Vice Chairman of Commission VI of the Indonesian House of Representatives Gerindra Commission – Central Java IX 2019–2024
Mohamad Hekal Bawazier, M.B.A. (born December 23, 1976) is an Indonesian politician Indonesia who has served as a member of the DPR-RI for two terms (2014–2019 and 2019–2024). He represents the electoral district of Central Java IX, which includes Tegal Regency, Brebes Regency, and Tegal City. Hekal is a cadre of the Great Indonesia Movement Party. Currently, he sits on the Commission VI and is trusted as the Vice Chairman of Commission VI. Source: Wikipedia