{"batchcode": "23YYXX7", "histograms": [{"histogram": {"Asthenia": 1, "Deafness": 1, "Dizziness": 1, "Dyspnoea": 1, "Fatigue": 1, "Headache": 1, "Nausea": 1, "Nervous system disorder": 1, "Palpitations": 1, "Vertigo": 1}, "batchcodes": ["23YYXX7"]}]}