There is a lot of scope and opportunity for expanding digital payment in the country and UPI has the potential to more than double to 1 billion users from the current base of 400 million, Reserve Bank Deputy Governor T Rabi Sankar said on Tuesday. About 50 per cent of global retail payment transactions are done in India but even then in terms of the number of digital transactions per person, it has to catch up with many advanced economies. Citing an example of Kenya, the RBI Deputy Governor said, digital transaction per person in Kenya is roughly double than what India has. The National Payments Corporation of India (NPCI), an RBI-0promoted body which created and operates UPI, had launched a USSD-based service to enable UPI access for feature phone users, within months of the launch of the main platform for smartphone users in 2016. " The active users of UPI are about 400 million. We are targeting 1 billion users. So...there is a lot of scope, there is a lot of distance that we nee