Here is some information you may have seen?
Preliminary Plan for Distribution of Judgment Funds to the Loyal Mdewakantons.
A Notice by the Indian Affairs Bureau on 10/01/2012
November 1, 2012, from 6 p.m. to 10 p.m. in Bloomington, Minnesota at the Ramada Mall of America, 2300 East American Boulevard.  https://www.federalregister.gov/articles/2012/10/01/2012-24120/preliminary-plan-for-distribution-of-judgment-funds-to-the-loyal-mdewakantons