If Spencer Bradley is a fitness influencer, "flexing it" could refer to muscle display. If a gamer, it might mean showcasing high scores or rare items. The ambiguity is part of the phrase's utility — it invites the audience to fill in the blank.
Since "Spencer Bradley" is not a widely known public figure (e.g., no major celebrity, politician, or historical figure by that exact name appears in mainstream records), the phrase likely refers to: spencer bradley flexing it
: Standing at approximately 5'0", she is recognized for her fitness-oriented physique and various tattoos, which have become part of her signature look. If Spencer Bradley is a fitness influencer, "flexing
Once you share those details, I can rewrite the essay to fit the exact situation. no major celebrity