Indian Railway Catering & Tourism Corporation [IRCTC] — transaction status=pending from bank end

Hi,

I tried booking ticket on irctc and money deducted but ticket not booked. It is showing "pending from bank end".
What to do now?
When and how can i get my money back?

Train no./train name:12232/ cdg lko express
Ticket type: e-ticket
From: chandigarh (Cdg)
To: lucknow nr (Lko)
Booking date: 4 march 2020
Boarding station: chandigarh (Cdg)
Date of boarding: 05 march 2020
Quota: tatkal
Class: ac 3 tier
Amount deducted:1384.09
Bank name: paytm payment bank