Msedcl — Amount paid from QR code in bill not showing paid

Address:

25-B Phase 1 Vrindavan society Thane West

I've paid amount of 1410 of November bill from QR code given in bill itself paid by Google pay its been a week now but it's not showing that I've paid so I have received altogether bill till February and I'm trying to contact them they don't respond to any of request what am I suppose to do now? How can I get that money back or else get paid?