{
  "regions": [
    { "code": "fra1", "city": "Frankfurt", "status": "operational", "latency_ms": 14 },
    { "code": "ams1", "city": "Amsterdam", "status": "operational", "latency_ms": 17 },
    { "code": "hel1", "city": "Helsinki", "status": "operational", "latency_ms": 21 },
    { "code": "lon1", "city": "London", "status": "operational", "latency_ms": 19 },
    { "code": "waw1", "city": "Warsaw", "status": "operational", "latency_ms": 24 },
    { "code": "iad1", "city": "Ashburn", "status": "operational", "latency_ms": 86 }
  ]
}