{
    "1": {
        "course_code": [
            "COMP1511",
            "COMP1521"
        ],
        "description": "description",
        "location": "location",
        "max_capacity": 5,
        "name": "name"
    },
    "2": {
        "course_code": [
            "COMP3331",
            "COMP6841"
        ],
        "description": "test description",
        "location": "test location",
        "max_capacity": 3,
        "name": "test group"
    }
}

{
    "course_code": [
        "COMP1511",
        "COMP1521"
    ],
    "description": "description",
    "location": "location",
    "max_capacity": 5,
    "name": "name"
}

{
    "fname": "first",
    "lname": "last",
    "username": "tester",
    "subjects": [
        {
            "courseCode": "COMP1511",
            "mark": "DN"
        },
        {
            "courseCode": "COMP1521",
            "mark": "CR"
        }
    ]
}

{
  "fname": "first name",
  "lname": "last name",
  "username": "username",
  "password": "plaintext password"
  }

 [
  {
      "courseCode": "COMP1511",
      "mark": "DN"
  },
  {
      "courseCode": "COMP1521",
      "mark": "CR"
  },
  {
      "courseCode": "COMP3331",
      "mark": "CR"
  }
]

{
"courseCode": "COMP1511",
"mark": "DN"
}

{
  "username": "username",
  "password": "plaintext password"
}

{
  "username": "username"
}