All part of the money-laundering scheme. She’ll say thousands paid $2,375.95 apiece and that’s how she got all that money. Not from pallets of illegal cash at all.
Will she list the net from the tour as part of her personal income, or will she "donate" her services to the Clinton Foundation? Since it's a charity, she wouldn't have to pay taxes, and could direct the use of the money (or have Chelsea do it) later.