{"batchcode": "PCB001", "histograms": [{"batchcodes": ["PCB001"], "histogram": {"Asthenia": 1, "Chills": 1, "Disturbance in attention": 1, "Dyspnoea exertional": 1, "Feeling cold": 1, "Interchange of vaccine products": 1, "Overdose": 1, "Papilloedema": 1, "Pulmonary embolism": 1, "Seizure": 1}}]}