{"batchcode": "EW0772", "histograms": [{"batchcodes": ["EW0172", "EW0772"], "histogram": {"Pruritus": 1, "Rash": 1}}, {"batchcodes": ["EW0772"], "histogram": {"Rash": 2, "Biopsy": 1, "Blister": 1, "Exfoliative rash": 1, "Eyelid rash": 1, "Rash pruritic": 1, "Rash vesicular": 1}}]}