{ "stats": { "cases": { "count": 150, "total": 200, "ratio": 0.75 }, "traces": { "count": 45, "total": 60, "ratio": 0.75 }, "task_instances": { "count": 1200, "total": 1500, "ratio": 0.8 }, "tasks": { "count": 12, "total": 15, "ratio": 0.8 }, "started_at": "2025-01-01T00:00:00Z", "completed_at": "2025-06-01T00:00:00Z", "case_duration": { "min": 3600, "max": 864000, "average": 172800, "median": 86400 } }, "graph": { "nodes": [ { "id": "start", "label": "Start", "type": "start" }, { "id": "task_a", "label": "Task A", "type": "task" }, { "id": "task_b", "label": "Task B", "type": "task" }, { "id": "end", "label": "End", "type": "end" } ], "edges": [ { "source": "start", "target": "task_a", "count": 150 }, { "source": "task_a", "target": "task_b", "count": 120 }, { "source": "task_b", "target": "end", "count": 120 }, { "source": "task_a", "target": "end", "count": 30 } ] } }