{"batchcode": "031L2", "histograms": [{"histogram": {"Abdominal pain upper": 1, "Blood test normal": 1, "Cardiac monitoring normal": 1, "Chest discomfort": 1, "Dizziness": 1, "Electrocardiogram normal": 1, "Fatigue": 1, "Headache": 1, "Oropharyngeal pain": 1, "Palpitations": 1, "Tachycardia": 1, "Urticaria": 1, "Vaccination site pruritus": 1}, "batchcodes": ["031L2"]}]}