{"batchcode": "015J21-2A", "histograms": [{"histogram": {"Dyspnoea": 1, "Erythema": 1, "Lymph node pain": 1, "Lymphadenopathy": 1, "Pruritus": 1, "Throat tightness": 1, "Urticaria": 1}, "batchcodes": ["015J21-2A"]}]}