Bangalore Water Supply & Sewerage Board [Bwssb] — amount paid but still showing in bwssb website

I paid my bill for Rs 609 on 24/05/2019 from online pay bill option in bwssb website, as per below details: RR Number E-249533
Transaction reference number (shown as per on the bank statement):
IIN/BWSSB Water/[protected]/[protected]/ and gateway is ICICI BANK. However, the above bill still shows on the bwssb website. Please look into the same and credit the paid amount towards my bill.