{
  "$schema": "https://json-structure.org/draft-00/schema",
  "name": "CheckidayEventDetailStructure",
  "type": "object",
  "description": "Structural definition of a detailed Checkiday Event including descriptions, founders, observance patterns, and occurrences.",
  "properties": {
    "id": { "type": "string" },
    "name": { "type": "string" },
    "url": { "type": "string" },
    "adult": { "type": "boolean" },
    "alternate_names": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "name": { "type": "string" },
          "first_year": { "type": "integer" },
          "last_year": { "type": "integer" }
        }
      }
    },
    "hashtags": { "type": "array", "items": { "type": "string" } },
    "image": {
      "type": "object",
      "properties": {
        "small": { "type": "string" },
        "medium": { "type": "string" },
        "large": { "type": "string" }
      }
    },
    "sources": { "type": "array", "items": { "type": "string" } },
    "description": {
      "type": "object",
      "properties": {
        "text": { "type": "string" },
        "html": { "type": "string" },
        "markdown": { "type": "string" }
      }
    },
    "how_to_observe": {
      "type": "object",
      "properties": {
        "text": { "type": "string" },
        "html": { "type": "string" },
        "markdown": { "type": "string" }
      }
    },
    "patterns": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "first_year": { "type": "integer" },
          "last_year": { "type": "integer" },
          "observed": { "type": "string" },
          "observed_html": { "type": "string" },
          "observed_markdown": { "type": "string" },
          "length": { "type": "integer" }
        }
      }
    },
    "occurrences": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "date": { "type": "string" },
          "length": { "type": "integer" }
        }
      }
    },
    "founders": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "name": { "type": "string" },
          "url": { "type": "string" },
          "date": { "type": "string" }
        }
      }
    },
    "tags": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "name": { "type": "string" }
        }
      }
    }
  }
}