sample.json

{
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    "context": {
        "course_id": "edX/DemoX/Demo_Course", 
        "course_user_tags": {}, 
        "module": {
            "display_name": "Multiple Choice Questions"
        }, 
        "org_id": "edX", 
        "path": "/courses/edX/DemoX/Demo_Course/xblock/i4x:;_;_edX;_DemoX;_problem;_a0effb954cca4759994f1ac9e9434bf4/handler/xmodule_handler/problem_check", 
        "user_id": 4
    }, 
    "event": {
        "answers": {
            "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_2_1": "blue", 
            "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_3_1": "choice_2", 
            "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_4_1": [
                "choice_0", 
                "choice_2"
            ]
        }, 
        "attempts": 1, 
        "correct_map": {
            "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_2_1": {
                "correctness": "correct", 
                "hint": "", 
                "hintmode": null, 
                "msg": "", 
                "npoints": null, 
                "queuestate": null
            }, 
            "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_3_1": {
                "correctness": "correct", 
                "hint": "", 
                "hintmode": null, 
                "msg": "", 
                "npoints": null, 
                "queuestate": null
            }, 
            "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_4_1": {
                "correctness": "correct", 
                "hint": "", 
                "hintmode": null, 
                "msg": "", 
                "npoints": null, 
                "queuestate": null
            }
        }, 
        "grade": 3, 
        "max_grade": 3, 
        "problem_id": "i4x://edX/DemoX/problem/a0effb954cca4759994f1ac9e9434bf4", 
        "state": {
            "correct_map": {}, 
            "done": null, 
            "input_state": {
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                "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_3_1": {}, 
                "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_4_1": {}
            }, 
            "seed": 1, 
            "student_answers": {}
        }, 
        "submission": {
            "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_2_1": {
                "answer": "blue", 
                "correct": true, 
                "input_type": "optioninput", 
                "question": "", 
                "response_type": "optionresponse", 
                "variant": ""
            }, 
            "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_3_1": {
                "answer": "a chair", 
                "correct": true, 
                "input_type": "choicegroup", 
                "question": "", 
                "response_type": "multiplechoiceresponse", 
                "variant": ""
            }, 
            "i4x-edX-DemoX-problem-a0effb954cca4759994f1ac9e9434bf4_4_1": {
                "answer": [
                    "a piano", 
                    "a guitar"
                ], 
                "correct": true, 
                "input_type": "checkboxgroup", 
                "question": "", 
                "response_type": "choiceresponse", 
                "variant": ""
            }
        }, 
        "success": "correct"
    }, 
    "event_source": "server", 
    "event_type": "problem_check", 
    "host": "edx.vergenz.info", 
    "ip": "10.0.2.2", 
    "page": "x_module", 
    "time": "2014-09-02T20:47:01.733472+00:00", 
    "username": "staff"
}