{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "additionalProperties": false,
  "required": ["day", "time", "confidence", "source", "utc"],
  "properties": {
    "day": {
      "type": "string",
      "pattern": "^\\d{8}$"
    },
    "time": {
      "type": "string",
      "pattern": "^\\d{6}$"
    },
    "confidence": {
      "type": "string",
      "enum": ["high", "medium", "low"]
    },
    "source": {
      "type": "string",
      "minLength": 1
    },
    "utc": {
      "type": "boolean"
    }
  }
}