Generic Company has a December $31$st year$-$end. On August $1$st$,$ Generic sold merchandise to a customer and agreed to accept a $3-$month, $$58,000,15\%$ interest$-$bearing note in payment. On August $1$st$,$ the prevailing rate of interest for similar transactions was $15\%.$ What is the amount of interest revenue Generic will recognize when the note is collected upon maturity?