{"batchcode": "0661721A", "histograms": [{"histogram": {"Balance disorder": 1, "Blood test": 1, "Coordination abnormal": 1, "Dizziness": 1, "Headache": 1, "Hypertension": 1, "Nausea": 1, "Scan brain": 1, "Speech disorder": 1, "Vomiting": 1}, "batchcodes": ["0661721A"]}]}