{
  "id": "C020",
  "synthetic": true,
  "checked_at": "2026-10-24",
  "input": {
    "headers": [
      [
        "Connection",
        "keep-alive, X-Internal-Test"
      ],
      [
        "connection",
        "X-Another"
      ],
      [
        "Keep-Alive",
        "timeout=5"
      ],
      [
        "X-Internal-Test",
        "secret-fixture"
      ],
      [
        "x-another",
        "test"
      ],
      [
        "X-Trace",
        "trace-1"
      ],
      [
        "Content-Type",
        "application/json"
      ]
    ],
    "expected": [
      [
        "X-Trace",
        "trace-1"
      ],
      [
        "Content-Type",
        "application/json"
      ]
    ]
  }
}