[
  {
    "case_id": "r01",
    "agent_version": "support-agent-v2",
    "route": "reference_flow",
    "tools": ["search_source", "validate_apa"],
    "approval_requested": false,
    "cost": 0.05,
    "latency_ms": 4200,
    "trace_spans": ["route", "tool", "tool", "final"]
  },
  {
    "case_id": "r02",
    "agent_version": "support-agent-v2",
    "route": "human_review",
    "tools": ["diff_preview", "approval_request"],
    "approval_requested": true,
    "cost": 0.07,
    "latency_ms": 6100,
    "trace_spans": ["route", "tool", "tool", "final"]
  },
  {
    "case_id": "r03",
    "agent_version": "support-agent-v2",
    "route": "support_flow",
    "tools": ["classify_ticket"],
    "approval_requested": false,
    "cost": 0.03,
    "latency_ms": 2800,
    "trace_spans": ["route", "tool", "final"]
  },
  {
    "case_id": "r04",
    "agent_version": "support-agent-v2",
    "route": "data_flow",
    "tools": ["query_payments"],
    "approval_requested": false,
    "cost": 0.04,
    "latency_ms": 3100,
    "trace_spans": ["route", "tool", "final"]
  }
]