The Fed contacted Goldman with concerns about insufficient due diligence and monitoring processes when accepting high-risk non-bank clients, says the FT, citing sources.The issue relates to a team within TxB responsible for providing banking infrastructure to fintech clients such as Stripe and Wise. TxB’s cash payment services business is not affected.Goldman is aiming to bring in about $750 million in revenue from the TxB business by 2024. It is part of the of loss-making Platform Solutions unit.