{"batchcode": "020NA20A", "histograms": [{"histogram": {"Chills": 1, "Condition aggravated": 1, "Fatigue": 1, "Gait disturbance": 1, "Headache": 1, "Nausea": 1, "Pain in extremity": 1, "Pyrexia": 1, "Vertigo": 1}, "batchcodes": ["020NA20A"]}]}