Miami and Argentina player earns more more than twice as much as the second-highest-paid player in Major League Soccer. Lionel Messi remains the highest-paid player in Major League Soccer with an annual base salary of $25m, more than twice as much as the next-highest-paid player, Son Heung-min, the MLS Players Association says. According to the figures released on Tuesday, Messi’s base salary has doubled, while overall the deal will see him make $28.3m in guaranteed compensation. The union’s latest list of player salaries reflected the contract extension Messi signed with Inter Miami in October, which will keep him with the Florida outfit through the 2028 campaign. South Korea star Son, the former Tottenham captain who signed with Los Angeles FC last August for a reported MLS record $26m transfer fee, has a base salary of $10.36m, with total guaranteed compensation of $11.2m.…