The Miami Dolphins and Tua Tagovailoa this weekend agreed to terms on one of the most expensive contracts in NFL history. All told, the deal can be worth up to $212.4 million, and adds four years on to his contract beyond the 2024 season. However, like more NFL deals, the figure Tagovailoa is guaranteed to make is far beneath the maximum possible value of his deal. According to Spotrac, Tagovailoa is guaranteed to make a touch more than $93 million. Tagovailoa also took home a $42 million signing bonus as part of his new deal, and comes to an average annual value of $53.1 million, just ahead o…