{
  "schema_version": 1,
  "requests": [{
    "name": "packet",
    "children": [{"type": "simple", "name": "data", "value_hex": "50494e47", "values_hex": ["00ff", "414141"]}]
  }],
  "execution": {
    "transport": "tcp",
    "endpoint": {"host": "127.0.0.1", "port": 9000, "receive_timeout_ms": 100},
    "policies": {"packet": {"kind": "fixed", "length": 2}},
    "case_limit": 2
  }
}