data.json

{
    "user": [
        {
            "id": 1,
            "firstname": "test_fullname",
            "email": "test@test.com"
        }
    ],
    "course": [
        {
            "id": 1,
            "fullname": "test_name",
            "lang": "en"
        }
    ],
    "course_modules": [
        {
            "id": 1,
            "course": 1,
            "module": 1,
            "instance": 1
        }
    ],
    "assign_submission": [
        {
            "id": 1,
            "assignment": 1
        }
    ],
    "assign": [
        {
            "id": 1,
            "name": "test_name"
        }
    ]
}