On January $1,2015,$ Oxford Comppany finished cosultation services and accepted in exchange a promisrroy note with a face value of $$500,000$ and a due date of December $31,2017.$ The stated rate of interest is $5\%$ with interest receivable at the end of each year through $12/31/17.$ Assume an effective interest rate of $10\%$ is implicit in the agreed$-$upon price. The effective amortization method is used. Oxford's journal entry of $1/1/15$ will record approximately what amount of service revenue?