> ## Documentation Index
> Fetch the complete documentation index at: https://docs.scanova.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Audio Category Schema

> Validate Audio category

Validate Audio category

## Schema Structure

This category uses the standard QR code category structure.

## Components Used

This category uses the following components:

* [Event Tracking](/guides/category-components/components/event_tracking)

## Schema

<CodeGroup>
  ```json Schema theme={null}
  {
    "definitions": {},
    "$schema": "http://json-schema.org/draft-07/schema#",
    "type": "array",
    "title": "Audio Category Schema",
    "description": "Validate Audio category",
    "items": {
      "type": "object",
      "required": [
        "type",
        "data"
      ],
      "properties": {
        "type": {
          "type": "string",
          "enum": [
            "design_info",
            "intro_page",
            "main_page",
            "page_layout"
          ]
        },
        "data": {
          "type": "object"
        }
      },
      "additionalProperties": false,
      "allOf": [
        {
          "if": {
            "properties": {
              "type": {
                "const": "design_info"
              }
            }
          },
          "then": {
            "properties": {
              "data": {
                "type": "object",
                "required": [
                  "color",
                  "fontFamily",
                  "fontSize"
                ],
                "properties": {
                  "color": {
                    "type": "object",
                    "required": [
                      "text"
                    ],
                    "properties": {
                      "text": {
                        "type": "string",
                        "pattern": "^#([a-fA-F0-9]{6}|[a-fA-F0-9]{3})$"
                      }
                    },
                    "additionalProperties": false
                  },
                  "fontFamily": {
                    "type": "string"
                  },
                  "fontSize": {
                    "type": "number"
                  },
                  "patternBgColor": {
                    "type": "string"
                  },
                  "patternImage": {
                    "type": "string"
                  }
                },
                "additionalProperties": false
              }
            }
          }
        },
        {
          "if": {
            "properties": {
              "type": {
                "const": "intro_page"
              }
            }
          },
          "then": {
            "properties": {
              "data": {
                "type": "object",
                "required": [
                  "tagline",
                  "time"
                ],
                "properties": {
                  "url": {
                    "type": "string",
                    "format": "uri"
                  },
                  "tagline": {
                    "type": "string"
                  },
                  "time": {
                    "type": "number"
                  }
                }
              }
            }
          }
        },
        {
          "if": {
            "properties": {
              "type": {
                "const": "main_page"
              }
            }
          },
          "then": {
            "properties": {
              "data": {
                "type": "object",
                "required": [
                  "pageLayout",
                  "files"
                ],
                "properties": {
                  "pageTitle": {
                    "type": "string",
                    "maxLength": 100
                  },
                  "subHeading": {
                    "type": "string",
                    "maxLength": 200
                  },
                  "pageLayout": {
                    "type": "string",
                    "enum": [
                      "list",
                      "grid"
                    ]
                  },
                  "files": {
                    "type": "array",
                    "maxItems": 50,
                    "items": {
                      "type": "object",
                      "required": [
                        "url"
                      ],
                      "additionalProperties": false,
                      "properties": {
                        "url": {
                          "type": "string",
                          "format": "uri",
                          "pattern": "^(https?://.*\\.(mp3|wav|aac|m4a|MP3|WAV|AAC|M4A))$"
                        },
                        "name": {
                          "type": "string"
                        },
                        "fileName": {
                          "type": "string"
                        },
                        "thumbnail": {
                          "type": "string"
                        },
                        "description": {
                          "type": "string"
                        },
                        "size": {
                          "type": "number"
                        },
                        "mime": {
                          "type": "string",
                          "description": "MIME type of the audio file",
                          "minLength": 2
                        },
                        "tracking": {
                          "$ref": "components/event_tracking.json"
                        },
                        "type": {
                          "type": "string",
                          "description": "Type of the audio file",
                          "minLength": 2
                        }
                      }
                    }
                  }
                }
              }
            }
          }
        }
      ]
    }
  }
  ```
</CodeGroup>