“WorldRemit Ltd. , a U.K. online money transfer company, has agreed to buy Africa-focused, app-based remittance firm Sendwave as the global pandemic intensifies demand for digital banking. The cash and stock deal is worth more than $500 million, according to a person with knowledge of the matter. The combined company will be valued at more than $1.5 billion, according to one of the people, who asked not to be identified as the information is private.”