 After one of these fairs , in Yogyakarta , Pah Wongso was arrested for writing a threatening letter to Liem Tek Hien , who refused to pay f . 10 for a walking stick he said that he had not purchased , and held at Struiswijk Prison in Batavia . He was charged with " attempted extortion and unpleasant treatment " . The case was widely followed by ethnic Chinese in the Indies , and the magazine Keng Po established a defense fund for Pah Wongso , which raised more than f . 1 @,@ 300 by mid @-@ June 1938 ; this had reached almost f . 2 @,@ 000 by the end of the month . The case was brought to trial on 24 June 1938 . Although Liem regretted reporting Pah Wongso to the police , the prosecutor called for a two @-@ month sentence , while the defence asked for an acquittal , or time served . 
