{"batchcode": "EN6284", "histograms": [{"histogram": {"Colonoscopy": 1, "Ear congestion": 1, "Erythema": 1, "Hypersensitivity": 1, "Lymphadenopathy": 1, "Oropharyngeal pain": 1, "Periorbital swelling": 1, "Pruritus": 1}, "batchcodes": ["EN6284"]}]}