{"batchcode": "PFIZER COVID 19", "histograms": [{"batchcodes": ["PFIZER COVID 19", "PFIZER COVID19"], "histogram": {"Abnormal loss of weight": 1, "Alopecia": 1, "Anxiety": 1, "Blood thyroid stimulating hormone decreased": 1, "Depression": 1, "Heart rate increased": 1, "Hot flush": 1}}, {"batchcodes": ["PFIZER COVID 19"], "histogram": {"Chest discomfort": 1, "Dyspepsia": 1, "Dyspnoea": 1, "Hypoaesthesia": 1, "Palpitations": 1, "Tinnitus": 1}}]}