Zul-Qarnain Kwame Natambu

1:35 PM PT -- TMZ Sports spoke with the alleged victim, Zul-Qarnain Kwame Nantambu, along with his attorney, Richard Cooper, after news of the plea agreement earlier today. Zul-Qarnain says that once he decided to forgive AB, prosecutors had no real choice but to cut a deal with the former…

For the first time since being arraigned on a second-degree attempted murder charge ... TMZ Sports has learned that Antonio Brown is set to leave the state of Florida ... with the former NFL star heading out west to California. According to court documents, AB's lawyer -- Mark Eiglarsh -- filed…