anchor.diff:  
   ## Collections
   
  +### UsersWithoutPasswordCollection (array)
  ++ 0: (UserWithoutPassword0)
  ++ 1: (UserWithoutPassword1)
  ++ 2: (UserWithoutPassword2)
  +
   ### DeckCollection (array)
   + 0: (Deck0)
   + 1: (Deck1)
  
positive.code: 
  
  ## Objects for Collections
  
  ### Deck0 (object)
  + name: `First name` (string, required) - name attribute for Deck
  
negative.code: 
  ## Single objects
  
  ### UserWithoutId
  + email: `test@mail.com` (string, required) - email of the user
  + name: `Foo Bar` (string, required) - name of the user
  + password: `password` (string, required) - encrypted password
  
  ### User (UserWithoutId)
  + id: `12345678-9012-3456-7890-123456789012` (string, required) - user's id
  
  ### DeckWithoutId (object)
  + name: `Sample name` (string, required) - name attribute for Deck
  
  