There is no money, there is Facebook lottery, and if your mother paid them anything, she was scammed and the money is now gone into the pockets of a criminal.
Some woman who never identified herself other than on Face Book Messenger. She said I had won $50,000. However, I would have to pay $278 for processing fees to have it delivered in exactly 6 hours after the fee was paid.
There is no money, there is Facebook lottery, and if your mother paid them anything, she was scammed and the money is now gone into the pockets of a criminal.