ExchangeStatus Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "ExchangeStatus",
  "description": "Status of a single exchange",
  "type": "object",
  "properties": {
    "last_data_at": {
      "description": "Timestamp of last received data",
      "type": "string",
      "format": "date-time",
      "nullable": true
    },
    "latency_ms": {
      "description": "Current latency in milliseconds",
      "type": "integer",
      "nullable": true
    },
    "status": {
      "type": "string",
      "enum": [
        "operational",
        "degraded",
        "outage",
        "maintenance"
      ]
    }
  }
}