{"batchcode": "086521A", "histograms": [{"histogram": {"Asthenia": 1, "Vaccination site pain": 1}, "batchcodes": ["086521A", "3106023", "FJ830"]}, {"histogram": {"COVID-19": 1, "Cough": 1, "Dyspnoea": 1, "SARS-CoV-2 test": 1, "Seizure": 1, "Vaccination site rash": 1}, "batchcodes": ["086521A"]}]}