Messi played nearly two decades on Argentina's national team.
The Hollywood star will be part of a "special appearance".
FIFA had nearly 1,200 Category 2 tickets priced at $7,380 for World Cup final
FIFA, accused of charging high prices for this year's tournament in the United States, is selling the grass that will be used for the July 19 final at MetLife Stadium in New Jersey at $450 per piece.
The midfielder was found dead at a property in Cape Town, weeks after playing in three of the country's World Cup group games.
The 2026 World Cup has set its final four. The two winners from this next round will compete in the World Cup final on July 19.