{"batchcode": "FL3697", "histograms": [{"batchcodes": ["FL3697"], "histogram": {"COVID-19": 1, "Lymphadenopathy": 1, "Malaise": 1, "Nodule": 1, "Pain in extremity": 1, "SARS-CoV-2 test positive": 1, "Vaccination site discolouration": 1, "Vaccination site nodule": 1, "Vaccine breakthrough infection": 1}}]}