{"batchcode": "EW0198", "histograms": [{"batchcodes": ["EW0198"], "histogram": {"Axillary pain": 1, "Chest pain": 1, "Chills": 1, "Fatigue": 1, "Headache": 1, "Injection site pruritus": 1, "Limb discomfort": 1, "Pain in extremity": 1, "Pyrexia": 1}}]}