Wu said that the stablecoin payment platform Sling Money announced the completion of a $15 million Series A financing, led by Union Square Ventures, with participation from Ribbit Capital and Slow Ventures. Transfers on Sling Money support the use of Pax Dollar (USDP), a dollar-backed stablecoin issued by Paxos Trust Company. The company previously received a $5 million seed round led by Ribbit Capital.