{"batchcode": "21C19-02", "histograms": [{"histogram": {"Vaccination failure": 15, "SARS-CoV-2 test": 7, "Pyrexia": 3, "Body temperature": 2, "COVID-19": 2, "Arthralgia": 1, "Blood cannabinoids": 1, "Chills": 1, "Drug ineffective": 1, "Fatigue": 1, "Generalised tonic-clonic seizure": 1, "Head discomfort": 1, "Hypothermia": 1, "Malaise": 1, "Myalgia": 1, "Nausea": 1, "Neck pain": 1, "Oedema peripheral": 1, "Pain in extremity": 1, "Presyncope": 1, "Syncope": 1, "Vomiting": 1}, "batchcodes": ["21C19-02"]}]}