{"batchcode": "025J22A", "histograms": [{"histogram": {"Erythema": 2, "Skin warm": 2, "COVID-19": 1, "Chest discomfort": 1, "Chills": 1, "Confusional state": 1, "Dizziness": 1, "Drug ineffective": 1, "Feeling abnormal": 1, "Headache": 1, "Injection site bruising": 1, "Mechanical urticaria": 1, "Nausea": 1, "Palpitations": 1, "Peripheral swelling": 1, "Pruritus": 1}, "batchcodes": ["025J22A"]}]}