Validation rules for asset captions including altText, title, locale, and content restrictions

Alt Text

CaptionsAltTextLengthMustExceedMinimum

Definition	Severity	API	Sample	Mode
Validate that altText length exceeds a minimum value (5)

CaptionsAltTextLengthMustNotExceedMaximum

Definition	Severity	API	Sample	Mode
Validate that altText length does not exceed a maximum value (255)			Link

CaptionsAltTextMustNotBeDummyCharacters

Definition	Severity	API	Sample	Mode
Validate that altText is not dummy characters			Link

Example Validation Report

{
  "code": "VALIDATION__CaptionsTitleMustNotBeDummyCharacters",
  "severity": "VIOLATION",
  "message": "'{{value}}' in '{{field}}' is dummy characters",
  "context": {
    "field": "altText",
    "value": "No value"
  },
  "details": {
    "createdDate": "2026-02-10T11:36:02.00Z",
    "submitted": [
      {
        "field": "$.assetDetails.captions[0].altText",
        "value": "No value"
      }
    ],
    "compared": [],
    "expected": []
  }
}

CaptionsAltTextMustNotBeEmpty

Definition	Severity	API	Sample	Mode
Validate that altText is not an empty string			Link

Example Validation Report

{
  "code": "VALIDATION__CaptionsAltTextMustNotBeEmpty",
  "severity": "VIOLATION",
  "message": "Field '{{field}}' is empty",
  "context": {
    "field": "altText"
  },
  "details": {
    "createdDate": "2026-02-10T11:36:02.00Z",
    "submitted": [
      {
        "field": "$.assetDetails.captions[0].altText"
      }
    ],
    "compared": [],
    "expected": []
  }
}

CaptionsAltTextMustNotBeEntirelyNumeric

Definition	Severity	API	Sample	Mode
Validate that the altText value is not entirely numeric

Example Validation Report

{
  "code": "VALIDATION__CaptionsAltTextMustNotBeEntirelyNumeric",
  "severity": "VIOLATION",
  "message": "'{{field}}' is '{{value}}' and is entirely numeric",
  "context": {
    "field": "altText",
    "value": "1111111"
  },
  "details": {
    "createdDate": "2026-02-10T11:36:02.00Z",
    "submitted": [
      {
        "field": "$.assetDetails.captions[0].altText",
        "value": "1111111"
      }
    ],
    "compared": [],
    "expected": []
  }
}

CaptionsAltTextMustNotIncludeVulgarWord

Definition	Severity	API	Sample	Mode
Validate that altText does not include a vulgar word

CaptionsAltTextMustNotIncludeURL

Definition	Severity	API	Sample	Mode
Validate that altText does not include a URL			Link

Example Validation Report

{
  "code": "VALIDATION__CaptionsAltTextMustNotIncludeURL",
  "severity": "VIOLATION",
  "message": "'{{field}}' is '{{value}}' and includes URL",
  "context": {
    "field": "altText",
    "value": "Storefront and outdoor patio with tables and chairs (https://www.example.com)"
  },
  "details": {
    "createdDate": "2026-02-10T11:36:02.00Z",
    "submitted": [
      {
        "field": "$.assetDetails.captions[0].altText",
        "value": "Storefront and outdoor patio with tables and chairs (https://www.example.com)"
      }
    ],
    "compared": [],
    "expected": []
  }
}

CaptionsAltTextHasUnsupportedCharacter

Definition	Severity	API	Sample	Mode
Validate that altText does not include an unsupported character			Link

Captions

CaptionsMustNotBeEmptyArray

Definition	Severity	API	Sample	Mode
Validate that captions is not an empty array

Example Validation Report

{
  "code": "VALIDATION__CaptionsMustNotBeEmptyArray",
  "message": "'{{field}}' must be omitted or contain at least one element; empty arrays are not allowed.",
  "severity": "VIOLATION",
  "context": {
    "field": "captions"
  },
  "details": {
    "compared": [],
    "expected": [],
    "submitted": [
      {
        "field": "$.assetDetails.captions",
        "value": "[]"
      }
    ],
    "createdDate": "2026-03-03T13:58:43.946Z"
  }
}

CaptionsNotPresent

Definition	Severity	API	Sample	Mode
Validate that captions (recommended feature) are present			Link

Example Validation Report

{
  "code": "VALIDATION__CaptionsNotPresent",
  "severity": "WARNING",
  "message": "Field '{{field}}' not present",
  "context": {
    "field": "captions"
  }
}

CountOfValuesInCaptionsListExceedsThreshold

Definition	Severity	API	Sample	Mode
Validate that the count of captions values in a list does not exceed one hundred seventy-eight (178)

Locale

CaptionsLocaleMustBeDistinct

Definition	Severity	API	Sample	Mode
Validate that each locale is distinct

CaptionsLocaleMustBePresent

Preconditions
captions is present

Definition	Severity	API	Sample	Mode
Validate that locale is present			Link

Example Validation Report

{
  "code": "VALIDATION__CaptionsLocaleMustBePresent",
  "severity": "VIOLATION",
  "message": "Field '{{field}}' must be present",
  "context": {
    "field": "locale"
  }
}

CaptionsLocaleMustBeValid

Definition	Severity	API	Sample	Mode
Validate that locale is valid			Link

CaptionsLocaleMustNotBeEmpty

Definition	Severity	API	Sample	Mode
Validate that locale is not an empty string

Title

CaptionsTitleMustNotIncludeVulgarWord

Definition	Severity	API	Sample	Mode
Validate that title does not include a vulgar word

CaptionsTitleLengthMustExceedMinimum

Definition	Severity	API	Sample	Mode
Validate that title length exceeds a minimum value (5)

CaptionsTitleLengthMustNotExceedMaximum

Definition	Severity	API	Sample	Mode
Validate that title length does not exceed a maximum value (255)			Link

CaptionsTitleMustNotBeDummyCharacters

Definition	Severity	API	Sample	Mode
Validate that title is not dummy characters			Link

Example Validation Report

{
  "code": "VALIDATION__CaptionsTitleMustNotBeDummyCharacters",
  "severity": "VIOLATION",
  "message": "'{{value}}' in '{{field}}' is dummy characters",
  "context": {
    "field": "title",
    "value": "No value"
  },
  "details": {
    "createdDate": "2026-02-10T11:36:02.00Z",
    "submitted": [
      {
        "field": "$.assetDetails.captions[0].title",
        "value": "No value"
      }
    ],
    "compared": [],
    "expected": []
  }
}

CaptionsTitleMustNotBeEmpty

Definition	Severity	API	Sample	Mode
Validate that title is not an empty string

CaptionsTitleMustNotBeEntirelyNumeric

Definition	Severity	API	Sample	Mode
Validate that the title value is not entirely numeric

CaptionsTitleMustNotIncludeURL

Definition	Severity	API	Sample	Mode
Validate that title does not include a URL			Link

CaptionsTitleHasUnsupportedCharacter

Definition	Severity	API	Sample	Mode
Validate that title does not include an unsupported character			Link