anchor.diff:              "created_at": "2016-07-12 14:41:48",
               "updated_at": "2016-07-12 14:41:48",
           }
  +        
  ++ Request
  +
  +    + Headers
  +            
  +            Authorization: Basic <base64 encoded <invalid email>:<invalid password>>
  +
  ++ Response 401 (application/json)
  +
  +        {
  +            "status": 401,
  +            "code": 0,
  +            "message": "Invalid credentials."
  +        }
   
   ### Register User [POST]
   
  
positive.code: + Response 200 (application/json)
  
          {
              "id": 13,
              "name": "John Doe",
              "email": "john@example.com",
              "is_active": true,
  
negative.code: + Response 200 (application/json)
  
          {
              "id": 1,
              "name": "John Doe",
              "email": "john@example.com",
              "is_active": true,
  