Online payment - Should i take any proof of payment to the consulate

USA H1B Visa
1

I paid my visa fee through NEFT…
As i dont have any payment receipt like the ones we get when fee paid in CITI/AXIS…

Should i take any proof of payment to the consulate....if yes what should i take
2

The Reference number which you get when you made payment … That reference number … Take a screenshot of the Payment Details against that Unique Beneficiary Number