{"batchcode": "042420A", "histograms": [{"histogram": {"Fatigue": 1, "Impaired work ability": 1, "Pain": 1, "Pain in extremity": 1, "Pyrexia": 1, "Rash": 1, "Vaccination complication": 1, "Vaccination site discolouration": 1}, "batchcodes": ["042420A"]}]}