There would be over 50 stalls with variety of products such as electronic goods, foodstuffs, textiles, handicrafts, fashion accessories, etc., on sale.
"Only digital payments will be accepted (at these stalls)," said Finance Secretary Vandana Krishna.
MTNL and Reliance Jio will offer free Wi-Fi at the venue.
Krishna said objective behind the event was to create awareness about various digital payment systems available and to handhold users in installing and using them.
"The event will witness participation from sectors such as banking, agriculture, telecom, mobile wallet operators, transport, merchants associations, Aaple Sarkar Seva Kendra operators, Fair Price shop owners, etc. Banks like ICICI, Axis bank, SBI, IDFC will participate," she said.
The visitors to the Mela who want to enrol for Aadhar should carry identity proof with name and photo, proof of address and proof of date of birth, the official said.
Similar Melas will be held in Pune on January 7 and Nagpur (dates will be announced soon).