{"batchcode": "009L21A", "histograms": [{"histogram": {"Angina pectoris": 1, "COVID-19 immunisation": 1, "Chest discomfort": 1, "Chest pain": 1, "Discomfort": 1, "Dizziness": 1, "Dyspnoea": 1, "Erythema": 1, "Interchange of vaccine products": 1, "Lethargy": 1, "Musculoskeletal chest pain": 1, "Nausea": 1, "Palpitations": 1, "SARS-CoV-2 test": 1, "Urticaria": 1}, "batchcodes": ["009L21A"]}]}