{"batchcode": "COVID-19 PFIZER", "histograms": [{"batchcodes": ["COVID-19 PFIZER"], "histogram": {"Abdominal pain upper": 1, "Anxiety": 1, "Blood glucose": 1, "Chest pain": 1, "Chills": 1, "Crying": 1, "Gait disturbance": 1, "Immediate post-injection reaction": 1, "Pain": 1}}]}