cation is "formulated by competent and experienced class counsel," it "need only have a reasonable, rational basis." Oklahoma Firefighters Pension & Ret Sys. v. Lemnark Int'l, Inc., 2021 WL 76328, at *3 (S.D.N.Y. Jan. 7, 2021) (quoting In re Top Tankers, Inc. Sec. Litig., 2008 WL 2944620, at *11 (S.D.N.