Bob signs contracts by signing the hash values of the contracts. He is using a hash function with a output. Eve has a document that states that Bob will pay her a lot of money. Eve finds a file with documents that Bob has signed. Explain how Eve can forge Bob$$s signature on a document $($closely related to $)$ that states that Bob will pay Eve a lot of money. $($Note: You may assume that Eve can do up to calculations.$)4$