{"batchcode": "SW4109", "histograms": [{"histogram": {"SARS-CoV-2 test": 2, "Application site acne": 1, "COVID-19": 1, "Drug ineffective": 1, "Erythema": 1, "Fatigue": 1, "Feeling abnormal": 1, "Interchange of vaccine products": 1, "Pain in extremity": 1, "Pain of skin": 1, "Pyrexia": 1}, "batchcodes": ["SW4109"]}]}