{"batchcode": "023221A", "histograms": [{"batchcodes": ["023221A", "044B21A"], "histogram": {"Cough": 1, "Rash": 1, "Vomiting": 1}}, {"batchcodes": ["023221A"], "histogram": {"Blood test": 1, "Dizziness": 1, "Dysarthria": 1, "Fatigue": 1, "Feeling abnormal": 1, "Vertigo": 1}}]}