Bulgaria's Borica has signed a 3.1 million levs ($1.8 million/1.6 million euro) contract to provide payment services to the Bulgarian Road Infrastructure Agency, the government body said on Tuesday.Borica will service the debit and credit card payments of road taxes both online and at point of sale terminals, and will also provide point of sale terminals, the agency said in a notice.The contract was signed on January 10, according to the notice.Borica submitted the sole bid in the tender for the contract.