ProgressKPIResponse

{
    "avg_quiz_score": {
        "value": 0,
        "delta_pct": 0,
        "target": 0
    },
    "completion_rate": {
        "value": 0,
        "delta_pct": 0,
        "target": 0
    },
    "mastery_rate": {
        "value": 0,
        "delta_pct": 0,
        "target": 0
    },
    "avg_comprehension_signal": {
        "value": 0,
        "delta_pct": 0,
        "target": 0
    }
}