Lionel Messi's contract with Barcelona is worth up to 555 million euros ($673 million) over four seasons, thus making his deal as the biggest signed by any athlete in sports history, says a report.
According to the report, Messi would receive a maximum of €555,237,619 (US$673,919,105) over four seasons, if a series of conditions were met.
The contract was agreed in November 2017 and expires on June 30 this year, when Messi will leave Camp Nou if there is no agreement with the club over an extension.
The also detailed how Messi rewarded the club over the years, having helped it win more than 30 titles.