Canelo Alvarez Signs Richest Contract in Sports History, Worth $365 million

Professional Boxer Canelo Alvarez has signed the largest contract in the history of sports, agreeing a five-year, 11-fight deal worth at least $365 million with streaming service DAZN. 
Under the deal, Alvarez will participate in 11 fights, starting December 15, 2018. The previous richest contract was the 13-year, $325-million deal signed by New York Yankees’ Giancarlo Stanton in 2014. 
Source- The Guardian