{"batchcode": "EM4966", "histograms": [{"batchcodes": ["EM4966"], "histogram": {"Fatigue": 2, "Inappropriate schedule of product administration": 2, "SARS-CoV-2 test": 2, "COVID-19": 1, "Deafness": 1, "Dizziness": 1, "Drug ineffective": 1, "Headache": 1, "Lymphadenopathy": 1, "Pyrexia": 1, "Suspected COVID-19": 1, "Tinnitus": 1}}]}