What is the Tory Lanez vs. Roc Nation beef about?

Sonstar blamed “the whole evil system of Roc Nation” for his son’s verdict. He then said, “You who say you rose from the gutter, but you traded and traded young men’s souls, and you still do,” referring to Jay-Z specifically.
Of course, many users took to social media to poke fun at Sonstar’s allegations as they were completely unfounded.
https://www.distractify.com/p/tory-lanez-roc-nation-beef What is the Tory Lanez vs. Roc Nation beef about?