{"batchcode": "PFIZER/EN6207", "histograms": [{"batchcodes": ["PFIZER/EN6207"], "histogram": {"Anxiety": 1, "Blood test": 1, "Communication disorder": 1, "Dizziness": 1, "Hypersensitivity": 1, "Psychotic disorder": 1, "Pyrexia": 1, "Vomiting": 1}}]}