// 20211207124543
// http://localhost:3000/groups/1

{
  "tests": [
    {
      "test_id": 20,
      "date": "2021-12-05T18:00:00.000Z",
      "group_id": 1,
      "subject_id": 1,
      "format": "Пробный экзамен",
      "max_points": 25,
      "subject_name": "Математика",
      "result": {
        "count": "3",
        "avg": "25.0000000000000000"
      },
      "percent": 100
    },
    {
      "test_id": 21,
      "date": "2021-12-03T18:00:00.000Z",
      "group_id": 1,
      "subject_id": 1,
      "format": "Пробный экзамен",
      "max_points": 25,
      "subject_name": "Математика",
      "result": {
        "count": "3",
        "avg": "20.0000000000000000"
      },
      "percent": 80
    }
  ],
  "group": {
    "group_id": 1,
    "name": "BS7-1Р",
    "class_number": 7
  },
  "students": [
    {
      "student_id": 20,
      "name": "Сауле Сергазина",
      "class_number": 7
    },
    {
      "student_id": 17,
      "name": "Адиль Дюсенов",
      "class_number": 7
    }
  ],
  "subjects": [
    {
      "id": 1,
      "subject_id": 1,
      "group_id": 1,
      "name": "Математика"
    }
  ],
  "globalLink": "http://localhost:3000"
}