anchor.diff:                  "total": "R$11,23",
                   "date": 1466209331
               },
  -        }uto+        }
positive.code: 
  ## Credit Card Operations [/users/{user_id}/creditcard]
  
  Operations of user's credit card.
  
  + Parameters
      + user_id (number) - ID of the User in the form of an integer
  
negative.code: 
  + Response 200 (application/json)
  
  ## Collection Cart history [/users/{user_id}/history{?market}]
  
  References the collection of all previous carts, for a specific user, and a market.
  
  + Parameters
      + user_id (number) - ID of the User in the form of an integer
  
  ### Get the collection [GET]
  
  + Parameters
      + market (optional, number, `false`) ... Set to `true` to remove instead of deactivate
  
  + Response 200 (application/json)
  
  