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

Sudjadi
Members of the Indonesian House of Representatives (Commission V), elected for three consecutive terms from 2009 to 2024
Mr. Sudjadi (July 27, 1943 – September 24, 2024) was an Indonesian politician who served as a member of the DPR-RI for three terms (2009–2014, 2014–2019, and 2019–2024). He represented the electoral district of Central Java VI, which includes Purworejo Regency, Wonosobo Regency, Magelang Regency, Temanggung Regency, and Magelang City. Sudjadi was a cadre of the Indonesian Democratic Party of Struggle, he served in Commission V. Source: Wikipedia