{
  "$schema": "https://json-structure.org/meta/draft-00/schema",
  "title": "OpenUV Protection Window Structure",
  "description": "Structured representation of the daily UV protection window.",
  "type": "object",
  "name": "ProtectionWindow",
  "properties": {
    "from_time": { "type": "string", "format": "date-time" },
    "from_uv": { "type": "number", "unit": "uv-index" },
    "to_time": { "type": "string", "format": "date-time" },
    "to_uv": { "type": "number", "unit": "uv-index" }
  }
}