{"batchcode": "ES6796", "histograms": [{"histogram": {"Dyspnoea": 2, "Allergic cough": 1, "Arthralgia": 1, "Bronchospasm": 1, "Headache": 1, "Herpes zoster": 1, "Laryngeal oedema": 1, "Leukocytosis": 1, "Paraesthesia": 1, "Pyrexia": 1, "Skin test": 1, "White blood cell count": 1}, "batchcodes": ["ES6796"]}]}