The decision the player hopes to have the SCC review is Bruce v. Cohon, [2017 BCCA].  It can be found at:
https://www.canlii.org/en/bc/bcca/doc/2017/2017bcca186/2017bcca186.html?resultIndex=1

It's 93 paragraphs long.  As the article indicates it's only about which forum should deal with the issue: labour arbitration or the courts.