{"batchcode": "300308D", "histograms": [{"batchcodes": ["300308D"], "histogram": {"Pain in extremity": 2, "Body temperature": 1, "Chest pain": 1, "Chills": 1, "Headache": 1, "Myocarditis": 1, "Pruritus": 1, "Pyrexia": 1, "Rash": 1, "SARS-CoV-2 test": 1, "Urticaria": 1}}]}