G Herbo is reportedly involved in a legal dispute with his former manager, Joseph “JB” Bowden, and Bowden’s record label. According to AllHipHop, Bowden alleges that the rapper owes him and his label, Machine Entertainment, $8.4 million. However, G Herbo alleges that Bowden exerted years of “financial manipulation” over him and his business dealings, entitling the rapper to millions owed. RELATED: New Details Reportedly Emerge Regarding…