As another poster from BP pointed out it looks to be boilerplate language. And, the other poster from BP provided an excerpt of this similar language used by the FDIC for Advanta Bank.
Pg. 10 "SECTION IV: Waiver of Dividends and Proceeds from Litigation
To the extent, if any, that Settling Defendants are or were shareholders of the Bank or its holding company and by virtue thereof are or may be entitled to, but have not yet received, a dividend, payment , or other distribution upon resolution of the receivershjp of the Bank or proceeds in any litigation that has been or could be brought against the Federal Deposit Insurance Corporation in any capacity or against the United States based on or arising out of, in whole or in part, the closing of the Bank, or any alleged acts or omissions by the Federal Deposit Insurance Corporation in any capacity, the United States government, or any agency or department of the United States government in connection with the Bank, its conservatorship, or receivership, Settling Defendants hereby knowingly assign to the FDIC-R, upon the effective date of the releases in Section III, any and all rights, titles, and interest in and to any and aJI such dividends, payments, or other distributions, or proceeds."